Home / 47,253.57-65,207.39-28,154.98

Finding the Fourth Proportional to 47,253.57, 65,207.39 and 28,154.98

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Solution

The fourth proportional to 47,253.57, 65,207.39 and 28,154.98 is: 38,852.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,253.57 : 65,207.39 = 28,154.98 : x
  2. Step 2: Convert to fraction form
    47,253.57/65,207.39 = 28,154.98/x
  3. Step 3: Cross multiply
    47,253.57x = 65,207.39 × 28,154.98
  4. Step 4: Simplify right side
    47,253.57x = 1,835,912,761.30
  5. Step 5: Solve for x
    x = 1,835,912,761.30/47,253.57
  6. Step 6: Final answer
    x = 38,852.36

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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.