Home / 27,937.94-38,543.45-15,994.89

Finding the Fourth Proportional to 27,937.94, 38,543.45 and 15,994.89

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Solution

The fourth proportional to 27,937.94, 38,543.45 and 15,994.89 is: 22,066.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,937.94 : 38,543.45 = 15,994.89 : x
  2. Step 2: Convert to fraction form
    27,937.94/38,543.45 = 15,994.89/x
  3. Step 3: Cross multiply
    27,937.94x = 38,543.45 × 15,994.89
  4. Step 4: Simplify right side
    27,937.94x = 616,498,163.00
  5. Step 5: Solve for x
    x = 616,498,163.00/27,937.94
  6. Step 6: Final answer
    x = 22,066.70

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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.