Home / 27,613.08-38,108.70-17,008.92

Finding the Fourth Proportional to 27,613.08, 38,108.70 and 17,008.92

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Solution

The fourth proportional to 27,613.08, 38,108.70 and 17,008.92 is: 23,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,613.08 : 38,108.70 = 17,008.92 : x
  2. Step 2: Convert to fraction form
    27,613.08/38,108.70 = 17,008.92/x
  3. Step 3: Cross multiply
    27,613.08x = 38,108.70 × 17,008.92
  4. Step 4: Simplify right side
    27,613.08x = 648,187,829.60
  5. Step 5: Solve for x
    x = 648,187,829.60/27,613.08
  6. Step 6: Final answer
    x = 23,473.94

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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.