Home / 42,031.26-58,026.87-27,903.42

Finding the Fourth Proportional to 42,031.26, 58,026.87 and 27,903.42

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Solution

The fourth proportional to 42,031.26, 58,026.87 and 27,903.42 is: 38,522.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,031.26 : 58,026.87 = 27,903.42 : x
  2. Step 2: Convert to fraction form
    42,031.26/58,026.87 = 27,903.42/x
  3. Step 3: Cross multiply
    42,031.26x = 58,026.87 × 27,903.42
  4. Step 4: Simplify right side
    42,031.26x = 1,619,148,124.90
  5. Step 5: Solve for x
    x = 1,619,148,124.90/42,031.26
  6. Step 6: Final answer
    x = 38,522.47

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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.