Home / 52,352.34-72,234.81-29,686.22

Finding the Fourth Proportional to 52,352.34, 72,234.81 and 29,686.22

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Solution

The fourth proportional to 52,352.34, 72,234.81 and 29,686.22 is: 40,960.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,352.34 : 72,234.81 = 29,686.22 : x
  2. Step 2: Convert to fraction form
    52,352.34/72,234.81 = 29,686.22/x
  3. Step 3: Cross multiply
    52,352.34x = 72,234.81 × 29,686.22
  4. Step 4: Simplify right side
    52,352.34x = 2,144,378,461.32
  5. Step 5: Solve for x
    x = 2,144,378,461.32/52,352.34
  6. Step 6: Final answer
    x = 40,960.51

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Double scale
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Similar ratio
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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.