Home / 14,981.90-22,472.85-9,417.20

Finding the Fourth Proportional to 14,981.90, 22,472.85 and 9,417.20

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Solution

The fourth proportional to 14,981.90, 22,472.85 and 9,417.20 is: 14,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981.90 : 22,472.85 = 9,417.20 : x
  2. Step 2: Convert to fraction form
    14,981.90/22,472.85 = 9,417.20/x
  3. Step 3: Cross multiply
    14,981.90x = 22,472.85 × 9,417.20
  4. Step 4: Simplify right side
    14,981.90x = 211,631,323.02
  5. Step 5: Solve for x
    x = 211,631,323.02/14,981.90
  6. Step 6: Final answer
    x = 14,125.80

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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.