Home / 39,188.80-54,053.60-32,710.56

Finding the Fourth Proportional to 39,188.80, 54,053.60 and 32,710.56

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Solution

The fourth proportional to 39,188.80, 54,053.60 and 32,710.56 is: 45,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,188.80 : 54,053.60 = 32,710.56 : x
  2. Step 2: Convert to fraction form
    39,188.80/54,053.60 = 32,710.56/x
  3. Step 3: Cross multiply
    39,188.80x = 54,053.60 × 32,710.56
  4. Step 4: Simplify right side
    39,188.80x = 1,768,123,526.02
  5. Step 5: Solve for x
    x = 1,768,123,526.02/39,188.80
  6. Step 6: Final answer
    x = 45,118.08

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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.