Home / 52,036.80-71,810.70-28,163.46

Finding the Fourth Proportional to 52,036.80, 71,810.70 and 28,163.46

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Solution

The fourth proportional to 52,036.80, 71,810.70 and 28,163.46 is: 38,865.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,036.80 : 71,810.70 = 28,163.46 : x
  2. Step 2: Convert to fraction form
    52,036.80/71,810.70 = 28,163.46/x
  3. Step 3: Cross multiply
    52,036.80x = 71,810.70 × 28,163.46
  4. Step 4: Simplify right side
    52,036.80x = 2,022,437,777.02
  5. Step 5: Solve for x
    x = 2,022,437,777.02/52,036.80
  6. Step 6: Final answer
    x = 38,865.53

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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.