Home / 42,704.10-64,056.15-25,193.70

Finding the Fourth Proportional to 42,704.10, 64,056.15 and 25,193.70

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Solution

The fourth proportional to 42,704.10, 64,056.15 and 25,193.70 is: 37,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,704.10 : 64,056.15 = 25,193.70 : x
  2. Step 2: Convert to fraction form
    42,704.10/64,056.15 = 25,193.70/x
  3. Step 3: Cross multiply
    42,704.10x = 64,056.15 × 25,193.70
  4. Step 4: Simplify right side
    42,704.10x = 1,613,811,426.26
  5. Step 5: Solve for x
    x = 1,613,811,426.26/42,704.10
  6. Step 6: Final answer
    x = 37,790.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.