Home / 15,130.46-22,732.76-14,291.20

Finding the Fourth Proportional to 15,130.46, 22,732.76 and 14,291.20

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Solution

The fourth proportional to 15,130.46, 22,732.76 and 14,291.20 is: 21,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,130.46 : 22,732.76 = 14,291.20 : x
  2. Step 2: Convert to fraction form
    15,130.46/22,732.76 = 14,291.20/x
  3. Step 3: Cross multiply
    15,130.46x = 22,732.76 × 14,291.20
  4. Step 4: Simplify right side
    15,130.46x = 324,878,419.71
  5. Step 5: Solve for x
    x = 324,878,419.71/15,130.46
  6. Step 6: Final answer
    x = 21,471.81

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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.