Home / 42,169.38-63,254.07-11,004.36

Finding the Fourth Proportional to 42,169.38, 63,254.07 and 11,004.36

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Solution

The fourth proportional to 42,169.38, 63,254.07 and 11,004.36 is: 16,506.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,169.38 : 63,254.07 = 11,004.36 : x
  2. Step 2: Convert to fraction form
    42,169.38/63,254.07 = 11,004.36/x
  3. Step 3: Cross multiply
    42,169.38x = 63,254.07 × 11,004.36
  4. Step 4: Simplify right side
    42,169.38x = 696,070,557.75
  5. Step 5: Solve for x
    x = 696,070,557.75/42,169.38
  6. Step 6: Final answer
    x = 16,506.54

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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.