Home / 39,800.40-54,932.34-22,816.02

Finding the Fourth Proportional to 39,800.40, 54,932.34 and 22,816.02

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Solution

The fourth proportional to 39,800.40, 54,932.34 and 22,816.02 is: 31,490.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,800.40 : 54,932.34 = 22,816.02 : x
  2. Step 2: Convert to fraction form
    39,800.40/54,932.34 = 22,816.02/x
  3. Step 3: Cross multiply
    39,800.40x = 54,932.34 × 22,816.02
  4. Step 4: Simplify right side
    39,800.40x = 1,253,337,368.09
  5. Step 5: Solve for x
    x = 1,253,337,368.09/39,800.40
  6. Step 6: Final answer
    x = 31,490.57

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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.