Home / 15,038.66-22,531.19-12,824.93

Finding the Fourth Proportional to 15,038.66, 22,531.19 and 12,824.93

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Solution

The fourth proportional to 15,038.66, 22,531.19 and 12,824.93 is: 19,214.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,038.66 : 22,531.19 = 12,824.93 : x
  2. Step 2: Convert to fraction form
    15,038.66/22,531.19 = 12,824.93/x
  3. Step 3: Cross multiply
    15,038.66x = 22,531.19 × 12,824.93
  4. Step 4: Simplify right side
    15,038.66x = 288,960,757.79
  5. Step 5: Solve for x
    x = 288,960,757.79/15,038.66
  6. Step 6: Final answer
    x = 19,214.53

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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.