Home / 43,377.59-64,716.36-38,644.41

Finding the Fourth Proportional to 43,377.59, 64,716.36 and 38,644.41

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Solution

The fourth proportional to 43,377.59, 64,716.36 and 38,644.41 is: 57,654.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,377.59 : 64,716.36 = 38,644.41 : x
  2. Step 2: Convert to fraction form
    43,377.59/64,716.36 = 38,644.41/x
  3. Step 3: Cross multiply
    43,377.59x = 64,716.36 × 38,644.41
  4. Step 4: Simplify right side
    43,377.59x = 2,500,925,549.55
  5. Step 5: Solve for x
    x = 2,500,925,549.55/43,377.59
  6. Step 6: Final answer
    x = 57,654.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.