Home / 25,440.69-38,149.19-14,913.93

Finding the Fourth Proportional to 25,440.69, 38,149.19 and 14,913.93

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Solution

The fourth proportional to 25,440.69, 38,149.19 and 14,913.93 is: 22,363.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,440.69 : 38,149.19 = 14,913.93 : x
  2. Step 2: Convert to fraction form
    25,440.69/38,149.19 = 14,913.93/x
  3. Step 3: Cross multiply
    25,440.69x = 38,149.19 × 14,913.93
  4. Step 4: Simplify right side
    25,440.69x = 568,954,274.65
  5. Step 5: Solve for x
    x = 568,954,274.65/25,440.69
  6. Step 6: Final answer
    x = 22,363.95

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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.