Home / 18,046.34-24,904.10-9,981.17

Finding the Fourth Proportional to 18,046.34, 24,904.10 and 9,981.17

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Solution

The fourth proportional to 18,046.34, 24,904.10 and 9,981.17 is: 13,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046.34 : 24,904.10 = 9,981.17 : x
  2. Step 2: Convert to fraction form
    18,046.34/24,904.10 = 9,981.17/x
  3. Step 3: Cross multiply
    18,046.34x = 24,904.10 × 9,981.17
  4. Step 4: Simplify right side
    18,046.34x = 248,572,143.01
  5. Step 5: Solve for x
    x = 248,572,143.01/18,046.34
  6. Step 6: Final answer
    x = 13,774.10

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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.