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Finding the Fourth Proportional to 37,263.20, 55,894.78 and 9,561.20

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Solution

The fourth proportional to 37,263.20, 55,894.78 and 9,561.20 is: 14,341.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,263.20 : 55,894.78 = 9,561.20 : x
  2. Step 2: Convert to fraction form
    37,263.20/55,894.78 = 9,561.20/x
  3. Step 3: Cross multiply
    37,263.20x = 55,894.78 × 9,561.20
  4. Step 4: Simplify right side
    37,263.20x = 534,421,170.54
  5. Step 5: Solve for x
    x = 534,421,170.54/37,263.20
  6. Step 6: Final answer
    x = 14,341.79

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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.