Home / 44,981.40-67,472.10-15,389.40

Finding the Fourth Proportional to 44,981.40, 67,472.10 and 15,389.40

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Solution

The fourth proportional to 44,981.40, 67,472.10 and 15,389.40 is: 23,084.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,981.40 : 67,472.10 = 15,389.40 : x
  2. Step 2: Convert to fraction form
    44,981.40/67,472.10 = 15,389.40/x
  3. Step 3: Cross multiply
    44,981.40x = 67,472.10 × 15,389.40
  4. Step 4: Simplify right side
    44,981.40x = 1,038,355,135.74
  5. Step 5: Solve for x
    x = 1,038,355,135.74/44,981.40
  6. Step 6: Final answer
    x = 23,084.10

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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.