Home / 34,240.98-47,237.52-20,087.46

Finding the Fourth Proportional to 34,240.98, 47,237.52 and 20,087.46

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Solution

The fourth proportional to 34,240.98, 47,237.52 and 20,087.46 is: 27,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,240.98 : 47,237.52 = 20,087.46 : x
  2. Step 2: Convert to fraction form
    34,240.98/47,237.52 = 20,087.46/x
  3. Step 3: Cross multiply
    34,240.98x = 47,237.52 × 20,087.46
  4. Step 4: Simplify right side
    34,240.98x = 948,881,793.50
  5. Step 5: Solve for x
    x = 948,881,793.50/34,240.98
  6. Step 6: Final answer
    x = 27,711.88

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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.