Home / 42,121.34-58,126.98-23,001.06

Finding the Fourth Proportional to 42,121.34, 58,126.98 and 23,001.06

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Solution

The fourth proportional to 42,121.34, 58,126.98 and 23,001.06 is: 31,741.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,121.34 : 58,126.98 = 23,001.06 : x
  2. Step 2: Convert to fraction form
    42,121.34/58,126.98 = 23,001.06/x
  3. Step 3: Cross multiply
    42,121.34x = 58,126.98 × 23,001.06
  4. Step 4: Simplify right side
    42,121.34x = 1,336,982,154.60
  5. Step 5: Solve for x
    x = 1,336,982,154.60/42,121.34
  6. Step 6: Final answer
    x = 31,741.21

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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.