Home / 18,113.43-24,996.53-10,155.65

Finding the Fourth Proportional to 18,113.43, 24,996.53 and 10,155.65

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Solution

The fourth proportional to 18,113.43, 24,996.53 and 10,155.65 is: 14,014.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,113.43 : 24,996.53 = 10,155.65 : x
  2. Step 2: Convert to fraction form
    18,113.43/24,996.53 = 10,155.65/x
  3. Step 3: Cross multiply
    18,113.43x = 24,996.53 × 10,155.65
  4. Step 4: Simplify right side
    18,113.43x = 253,856,097.77
  5. Step 5: Solve for x
    x = 253,856,097.77/18,113.43
  6. Step 6: Final answer
    x = 14,014.80

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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.