Home / 28,862.52-39,846.86-22,002.71

Finding the Fourth Proportional to 28,862.52, 39,846.86 and 22,002.71

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Solution

The fourth proportional to 28,862.52, 39,846.86 and 22,002.71 is: 30,376.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862.52 : 39,846.86 = 22,002.71 : x
  2. Step 2: Convert to fraction form
    28,862.52/39,846.86 = 22,002.71/x
  3. Step 3: Cross multiply
    28,862.52x = 39,846.86 × 22,002.71
  4. Step 4: Simplify right side
    28,862.52x = 876,738,595.74
  5. Step 5: Solve for x
    x = 876,738,595.74/28,862.52
  6. Step 6: Final answer
    x = 30,376.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.