Home / 36,861.06-55,291.59-9,159.06

Finding the Fourth Proportional to 36,861.06, 55,291.59 and 9,159.06

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Solution

The fourth proportional to 36,861.06, 55,291.59 and 9,159.06 is: 13,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,861.06 : 55,291.59 = 9,159.06 : x
  2. Step 2: Convert to fraction form
    36,861.06/55,291.59 = 9,159.06/x
  3. Step 3: Cross multiply
    36,861.06x = 55,291.59 × 9,159.06
  4. Step 4: Simplify right side
    36,861.06x = 506,418,990.31
  5. Step 5: Solve for x
    x = 506,418,990.31/36,861.06
  6. Step 6: Final answer
    x = 13,738.59

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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.