Home / 42,022.52-63,041.26-13,944.26

Finding the Fourth Proportional to 42,022.52, 63,041.26 and 13,944.26

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Solution

The fourth proportional to 42,022.52, 63,041.26 and 13,944.26 is: 20,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,022.52 : 63,041.26 = 13,944.26 : x
  2. Step 2: Convert to fraction form
    42,022.52/63,041.26 = 13,944.26/x
  3. Step 3: Cross multiply
    42,022.52x = 63,041.26 × 13,944.26
  4. Step 4: Simplify right side
    42,022.52x = 879,063,720.17
  5. Step 5: Solve for x
    x = 879,063,720.17/42,022.52
  6. Step 6: Final answer
    x = 20,918.87

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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.