Home / 42,239.48-58,265.04-27,899.42

Finding the Fourth Proportional to 42,239.48, 58,265.04 and 27,899.42

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Solution

The fourth proportional to 42,239.48, 58,265.04 and 27,899.42 is: 38,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,239.48 : 58,265.04 = 27,899.42 : x
  2. Step 2: Convert to fraction form
    42,239.48/58,265.04 = 27,899.42/x
  3. Step 3: Cross multiply
    42,239.48x = 58,265.04 × 27,899.42
  4. Step 4: Simplify right side
    42,239.48x = 1,625,560,822.28
  5. Step 5: Solve for x
    x = 1,625,560,822.28/42,239.48
  6. Step 6: Final answer
    x = 38,484.39

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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.