Home / 31,613.04-47,426.95-16,818.59

Finding the Fourth Proportional to 31,613.04, 47,426.95 and 16,818.59

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Solution

The fourth proportional to 31,613.04, 47,426.95 and 16,818.59 is: 25,231.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,613.04 : 47,426.95 = 16,818.59 : x
  2. Step 2: Convert to fraction form
    31,613.04/47,426.95 = 16,818.59/x
  3. Step 3: Cross multiply
    31,613.04x = 47,426.95 × 16,818.59
  4. Step 4: Simplify right side
    31,613.04x = 797,654,566.59
  5. Step 5: Solve for x
    x = 797,654,566.59/31,613.04
  6. Step 6: Final answer
    x = 25,231.82

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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.