Home / 26,316.12-39,474.18-7,848.12

Finding the Fourth Proportional to 26,316.12, 39,474.18 and 7,848.12

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Solution

The fourth proportional to 26,316.12, 39,474.18 and 7,848.12 is: 11,772.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,316.12 : 39,474.18 = 7,848.12 : x
  2. Step 2: Convert to fraction form
    26,316.12/39,474.18 = 7,848.12/x
  3. Step 3: Cross multiply
    26,316.12x = 39,474.18 × 7,848.12
  4. Step 4: Simplify right side
    26,316.12x = 309,798,101.54
  5. Step 5: Solve for x
    x = 309,798,101.54/26,316.12
  6. Step 6: Final answer
    x = 11,772.18

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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.