Home / 24,778.90-37,139.19-12,295.18

Finding the Fourth Proportional to 24,778.90, 37,139.19 and 12,295.18

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Solution

The fourth proportional to 24,778.90, 37,139.19 and 12,295.18 is: 18,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,778.90 : 37,139.19 = 12,295.18 : x
  2. Step 2: Convert to fraction form
    24,778.90/37,139.19 = 12,295.18/x
  3. Step 3: Cross multiply
    24,778.90x = 37,139.19 × 12,295.18
  4. Step 4: Simplify right side
    24,778.90x = 456,633,026.10
  5. Step 5: Solve for x
    x = 456,633,026.10/24,778.90
  6. Step 6: Final answer
    x = 18,428.30

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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.