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Finding the Fourth Proportional to 23,999.91, 36,007.47 and 9,966.66

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Solution

The fourth proportional to 23,999.91, 36,007.47 and 9,966.66 is: 14,953.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,999.91 : 36,007.47 = 9,966.66 : x
  2. Step 2: Convert to fraction form
    23,999.91/36,007.47 = 9,966.66/x
  3. Step 3: Cross multiply
    23,999.91x = 36,007.47 × 9,966.66
  4. Step 4: Simplify right side
    23,999.91x = 358,874,210.95
  5. Step 5: Solve for x
    x = 358,874,210.95/23,999.91
  6. Step 6: Final answer
    x = 14,953.15

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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.