Home / 25,343.27-38,012.77-7,813.25

Finding the Fourth Proportional to 25,343.27, 38,012.77 and 7,813.25

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Solution

The fourth proportional to 25,343.27, 38,012.77 and 7,813.25 is: 11,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343.27 : 38,012.77 = 7,813.25 : x
  2. Step 2: Convert to fraction form
    25,343.27/38,012.77 = 7,813.25/x
  3. Step 3: Cross multiply
    25,343.27x = 38,012.77 × 7,813.25
  4. Step 4: Simplify right side
    25,343.27x = 297,003,275.20
  5. Step 5: Solve for x
    x = 297,003,275.20/25,343.27
  6. Step 6: Final answer
    x = 11,719.22

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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.