Home / 36,959.13-55,478.18-15,909.60

Finding the Fourth Proportional to 36,959.13, 55,478.18 and 15,909.60

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Solution

The fourth proportional to 36,959.13, 55,478.18 and 15,909.60 is: 23,881.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,959.13 : 55,478.18 = 15,909.60 : x
  2. Step 2: Convert to fraction form
    36,959.13/55,478.18 = 15,909.60/x
  3. Step 3: Cross multiply
    36,959.13x = 55,478.18 × 15,909.60
  4. Step 4: Simplify right side
    36,959.13x = 882,635,572.98
  5. Step 5: Solve for x
    x = 882,635,572.98/36,959.13
  6. Step 6: Final answer
    x = 23,881.39

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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.