Home / 34,220.89-47,225.19-20,073.97

Finding the Fourth Proportional to 34,220.89, 47,225.19 and 20,073.97

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Solution

The fourth proportional to 34,220.89, 47,225.19 and 20,073.97 is: 27,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,220.89 : 47,225.19 = 20,073.97 : x
  2. Step 2: Convert to fraction form
    34,220.89/47,225.19 = 20,073.97/x
  3. Step 3: Cross multiply
    34,220.89x = 47,225.19 × 20,073.97
  4. Step 4: Simplify right side
    34,220.89x = 947,997,047.30
  5. Step 5: Solve for x
    x = 947,997,047.30/34,220.89
  6. Step 6: Final answer
    x = 27,702.29

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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.