Home / 30,613.83-42,246.47-17,001.15

Finding the Fourth Proportional to 30,613.83, 42,246.47 and 17,001.15

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Solution

The fourth proportional to 30,613.83, 42,246.47 and 17,001.15 is: 23,461.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,613.83 : 42,246.47 = 17,001.15 : x
  2. Step 2: Convert to fraction form
    30,613.83/42,246.47 = 17,001.15/x
  3. Step 3: Cross multiply
    30,613.83x = 42,246.47 × 17,001.15
  4. Step 4: Simplify right side
    30,613.83x = 718,238,488.43
  5. Step 5: Solve for x
    x = 718,238,488.43/30,613.83
  6. Step 6: Final answer
    x = 23,461.24

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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.