Home / 19,613.04-29,424.51-8,517.03

Finding the Fourth Proportional to 19,613.04, 29,424.51 and 8,517.03

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Solution

The fourth proportional to 19,613.04, 29,424.51 and 8,517.03 is: 12,777.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,613.04 : 29,424.51 = 8,517.03 : x
  2. Step 2: Convert to fraction form
    19,613.04/29,424.51 = 8,517.03/x
  3. Step 3: Cross multiply
    19,613.04x = 29,424.51 × 8,517.03
  4. Step 4: Simplify right side
    19,613.04x = 250,609,434.41
  5. Step 5: Solve for x
    x = 250,609,434.41/19,613.04
  6. Step 6: Final answer
    x = 12,777.69

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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.