Home / 42,398.94-63,576.54-22,419.22

Finding the Fourth Proportional to 42,398.94, 63,576.54 and 22,419.22

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Solution

The fourth proportional to 42,398.94, 63,576.54 and 22,419.22 is: 33,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,398.94 : 63,576.54 = 22,419.22 : x
  2. Step 2: Convert to fraction form
    42,398.94/63,576.54 = 22,419.22/x
  3. Step 3: Cross multiply
    42,398.94x = 63,576.54 × 22,419.22
  4. Step 4: Simplify right side
    42,398.94x = 1,425,336,437.10
  5. Step 5: Solve for x
    x = 1,425,336,437.10/42,398.94
  6. Step 6: Final answer
    x = 33,617.27

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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.