Home / 57,631.91-79,509.20-34,962.64

Finding the Fourth Proportional to 57,631.91, 79,509.20 and 34,962.64

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Solution

The fourth proportional to 57,631.91, 79,509.20 and 34,962.64 is: 48,234.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,631.91 : 79,509.20 = 34,962.64 : x
  2. Step 2: Convert to fraction form
    57,631.91/79,509.20 = 34,962.64/x
  3. Step 3: Cross multiply
    57,631.91x = 79,509.20 × 34,962.64
  4. Step 4: Simplify right side
    57,631.91x = 2,779,851,162.70
  5. Step 5: Solve for x
    x = 2,779,851,162.70/57,631.91
  6. Step 6: Final answer
    x = 48,234.59

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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.