Home / 24,991.46-37,468.66-15,128.40

Finding the Fourth Proportional to 24,991.46, 37,468.66 and 15,128.40

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Solution

The fourth proportional to 24,991.46, 37,468.66 and 15,128.40 is: 22,681.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,991.46 : 37,468.66 = 15,128.40 : x
  2. Step 2: Convert to fraction form
    24,991.46/37,468.66 = 15,128.40/x
  3. Step 3: Cross multiply
    24,991.46x = 37,468.66 × 15,128.40
  4. Step 4: Simplify right side
    24,991.46x = 566,840,875.94
  5. Step 5: Solve for x
    x = 566,840,875.94/24,991.46
  6. Step 6: Final answer
    x = 22,681.39

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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.