Home / 52,760.76-72,806.70-28,887.48

Finding the Fourth Proportional to 52,760.76, 72,806.70 and 28,887.48

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Solution

The fourth proportional to 52,760.76, 72,806.70 and 28,887.48 is: 39,863.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,760.76 : 72,806.70 = 28,887.48 : x
  2. Step 2: Convert to fraction form
    52,760.76/72,806.70 = 28,887.48/x
  3. Step 3: Cross multiply
    52,760.76x = 72,806.70 × 28,887.48
  4. Step 4: Simplify right side
    52,760.76x = 2,103,202,090.12
  5. Step 5: Solve for x
    x = 2,103,202,090.12/52,760.76
  6. Step 6: Final answer
    x = 39,863.00

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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.