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Finding the Fourth Proportional to 18,047.08, 24,904.98 and 10,089.30

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Solution

The fourth proportional to 18,047.08, 24,904.98 and 10,089.30 is: 13,923.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,047.08 : 24,904.98 = 10,089.30 : x
  2. Step 2: Convert to fraction form
    18,047.08/24,904.98 = 10,089.30/x
  3. Step 3: Cross multiply
    18,047.08x = 24,904.98 × 10,089.30
  4. Step 4: Simplify right side
    18,047.08x = 251,273,814.71
  5. Step 5: Solve for x
    x = 251,273,814.71/18,047.08
  6. Step 6: Final answer
    x = 13,923.24

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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.