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Finding the Fourth Proportional to 52,223.67, 72,068.67 and 28,350.32

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Solution

The fourth proportional to 52,223.67, 72,068.67 and 28,350.32 is: 39,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,223.67 : 72,068.67 = 28,350.32 : x
  2. Step 2: Convert to fraction form
    52,223.67/72,068.67 = 28,350.32/x
  3. Step 3: Cross multiply
    52,223.67x = 72,068.67 × 28,350.32
  4. Step 4: Simplify right side
    52,223.67x = 2,043,169,496.13
  5. Step 5: Solve for x
    x = 2,043,169,496.13/52,223.67
  6. Step 6: Final answer
    x = 39,123.44

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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.