Home / 27,618.46-38,135.98-22,514.80

Finding the Fourth Proportional to 27,618.46, 38,135.98 and 22,514.80

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Solution

The fourth proportional to 27,618.46, 38,135.98 and 22,514.80 is: 31,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,618.46 : 38,135.98 = 22,514.80 : x
  2. Step 2: Convert to fraction form
    27,618.46/38,135.98 = 22,514.80/x
  3. Step 3: Cross multiply
    27,618.46x = 38,135.98 × 22,514.80
  4. Step 4: Simplify right side
    27,618.46x = 858,623,962.50
  5. Step 5: Solve for x
    x = 858,623,962.50/27,618.46
  6. Step 6: Final answer
    x = 31,088.77

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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.