Home / 14,905.55-22,359-10,542.48

Finding the Fourth Proportional to 14,905.55, 22,359 and 10,542.48

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Solution

The fourth proportional to 14,905.55, 22,359 and 10,542.48 is: 15,814.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,905.55 : 22,359 = 10,542.48 : x
  2. Step 2: Convert to fraction form
    14,905.55/22,359 = 10,542.48/x
  3. Step 3: Cross multiply
    14,905.55x = 22,359 × 10,542.48
  4. Step 4: Simplify right side
    14,905.55x = 235,719,310.32
  5. Step 5: Solve for x
    x = 235,719,310.32/14,905.55
  6. Step 6: Final answer
    x = 15,814.20

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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.