Home / 25,526.99-38,290.51-7,998.19

Finding the Fourth Proportional to 25,526.99, 38,290.51 and 7,998.19

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Solution

The fourth proportional to 25,526.99, 38,290.51 and 7,998.19 is: 11,997.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,526.99 : 38,290.51 = 7,998.19 : x
  2. Step 2: Convert to fraction form
    25,526.99/38,290.51 = 7,998.19/x
  3. Step 3: Cross multiply
    25,526.99x = 38,290.51 × 7,998.19
  4. Step 4: Simplify right side
    25,526.99x = 306,254,643.46
  5. Step 5: Solve for x
    x = 306,254,643.46/25,526.99
  6. Step 6: Final answer
    x = 11,997.29

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.