Home / 27,335.80-40,988.55-9,561.70

Finding the Fourth Proportional to 27,335.80, 40,988.55 and 9,561.70

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Solution

The fourth proportional to 27,335.80, 40,988.55 and 9,561.70 is: 14,337.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,335.80 : 40,988.55 = 9,561.70 : x
  2. Step 2: Convert to fraction form
    27,335.80/40,988.55 = 9,561.70/x
  3. Step 3: Cross multiply
    27,335.80x = 40,988.55 × 9,561.70
  4. Step 4: Simplify right side
    27,335.80x = 391,920,218.54
  5. Step 5: Solve for x
    x = 391,920,218.54/27,335.80
  6. Step 6: Final answer
    x = 14,337.25

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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.