Home / 34,934.56-48,225.90-20,589.88

Finding the Fourth Proportional to 34,934.56, 48,225.90 and 20,589.88

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Solution

The fourth proportional to 34,934.56, 48,225.90 and 20,589.88 is: 28,423.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,934.56 : 48,225.90 = 20,589.88 : x
  2. Step 2: Convert to fraction form
    34,934.56/48,225.90 = 20,589.88/x
  3. Step 3: Cross multiply
    34,934.56x = 48,225.90 × 20,589.88
  4. Step 4: Simplify right side
    34,934.56x = 992,965,493.89
  5. Step 5: Solve for x
    x = 992,965,493.89/34,934.56
  6. Step 6: Final answer
    x = 28,423.59

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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.