Home / 26,480.91-39,744.14-15,372.16

Finding the Fourth Proportional to 26,480.91, 39,744.14 and 15,372.16

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Solution

The fourth proportional to 26,480.91, 39,744.14 and 15,372.16 is: 23,071.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,480.91 : 39,744.14 = 15,372.16 : x
  2. Step 2: Convert to fraction form
    26,480.91/39,744.14 = 15,372.16/x
  3. Step 3: Cross multiply
    26,480.91x = 39,744.14 × 15,372.16
  4. Step 4: Simplify right side
    26,480.91x = 610,953,240.71
  5. Step 5: Solve for x
    x = 610,953,240.71/26,480.91
  6. Step 6: Final answer
    x = 23,071.46

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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.