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Finding the Fourth Proportional to 18,019.29, 24,865.14 and 10,463.22

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Solution

The fourth proportional to 18,019.29, 24,865.14 and 10,463.22 is: 14,438.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,019.29 : 24,865.14 = 10,463.22 : x
  2. Step 2: Convert to fraction form
    18,019.29/24,865.14 = 10,463.22/x
  3. Step 3: Cross multiply
    18,019.29x = 24,865.14 × 10,463.22
  4. Step 4: Simplify right side
    18,019.29x = 260,169,430.15
  5. Step 5: Solve for x
    x = 260,169,430.15/18,019.29
  6. Step 6: Final answer
    x = 14,438.38

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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.