Home / 18,109.44-24,989.52-10,151.40

Finding the Fourth Proportional to 18,109.44, 24,989.52 and 10,151.40

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Solution

The fourth proportional to 18,109.44, 24,989.52 and 10,151.40 is: 14,008.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,109.44 : 24,989.52 = 10,151.40 : x
  2. Step 2: Convert to fraction form
    18,109.44/24,989.52 = 10,151.40/x
  3. Step 3: Cross multiply
    18,109.44x = 24,989.52 × 10,151.40
  4. Step 4: Simplify right side
    18,109.44x = 253,678,613.33
  5. Step 5: Solve for x
    x = 253,678,613.33/18,109.44
  6. Step 6: Final answer
    x = 14,008.09

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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.