Home / 24,778.80-37,191.60-15,390.36

Finding the Fourth Proportional to 24,778.80, 37,191.60 and 15,390.36

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Solution

The fourth proportional to 24,778.80, 37,191.60 and 15,390.36 is: 23,100.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,778.80 : 37,191.60 = 15,390.36 : x
  2. Step 2: Convert to fraction form
    24,778.80/37,191.60 = 15,390.36/x
  3. Step 3: Cross multiply
    24,778.80x = 37,191.60 × 15,390.36
  4. Step 4: Simplify right side
    24,778.80x = 572,392,112.98
  5. Step 5: Solve for x
    x = 572,392,112.98/24,778.80
  6. Step 6: Final answer
    x = 23,100.07

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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.