Home / 52,761.23-72,807.62-28,883.29

Finding the Fourth Proportional to 52,761.23, 72,807.62 and 28,883.29

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Solution

The fourth proportional to 52,761.23, 72,807.62 and 28,883.29 is: 39,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,761.23 : 72,807.62 = 28,883.29 : x
  2. Step 2: Convert to fraction form
    52,761.23/72,807.62 = 28,883.29/x
  3. Step 3: Cross multiply
    52,761.23x = 72,807.62 × 28,883.29
  4. Step 4: Simplify right side
    52,761.23x = 2,102,923,602.67
  5. Step 5: Solve for x
    x = 2,102,923,602.67/52,761.23
  6. Step 6: Final answer
    x = 39,857.37

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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.