Home / 26,280.48-39,432.24-11,493.12

Finding the Fourth Proportional to 26,280.48, 39,432.24 and 11,493.12

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Solution

The fourth proportional to 26,280.48, 39,432.24 and 11,493.12 is: 17,244.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.48 : 39,432.24 = 11,493.12 : x
  2. Step 2: Convert to fraction form
    26,280.48/39,432.24 = 11,493.12/x
  3. Step 3: Cross multiply
    26,280.48x = 39,432.24 × 11,493.12
  4. Step 4: Simplify right side
    26,280.48x = 453,199,466.19
  5. Step 5: Solve for x
    x = 453,199,466.19/26,280.48
  6. Step 6: Final answer
    x = 17,244.72

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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.