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Finding the Fourth Proportional to 52,496.35, 72,443.13 and 28,622.54

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Solution

The fourth proportional to 52,496.35, 72,443.13 and 28,622.54 is: 39,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,496.35 : 72,443.13 = 28,622.54 : x
  2. Step 2: Convert to fraction form
    52,496.35/72,443.13 = 28,622.54/x
  3. Step 3: Cross multiply
    52,496.35x = 72,443.13 × 28,622.54
  4. Step 4: Simplify right side
    52,496.35x = 2,073,506,459.92
  5. Step 5: Solve for x
    x = 2,073,506,459.92/52,496.35
  6. Step 6: Final answer
    x = 39,498.11

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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.