Home / 13,981.02-19,294.17-7,607.97

Finding the Fourth Proportional to 13,981.02, 19,294.17 and 7,607.97

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Solution

The fourth proportional to 13,981.02, 19,294.17 and 7,607.97 is: 10,499.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,981.02 : 19,294.17 = 7,607.97 : x
  2. Step 2: Convert to fraction form
    13,981.02/19,294.17 = 7,607.97/x
  3. Step 3: Cross multiply
    13,981.02x = 19,294.17 × 7,607.97
  4. Step 4: Simplify right side
    13,981.02x = 146,789,466.53
  5. Step 5: Solve for x
    x = 146,789,466.53/13,981.02
  6. Step 6: Final answer
    x = 10,499.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.