Home / 28,098.63-42,335.33-25,433.46

Finding the Fourth Proportional to 28,098.63, 42,335.33 and 25,433.46

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Solution

The fourth proportional to 28,098.63, 42,335.33 and 25,433.46 is: 38,319.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,098.63 : 42,335.33 = 25,433.46 : x
  2. Step 2: Convert to fraction form
    28,098.63/42,335.33 = 25,433.46/x
  3. Step 3: Cross multiply
    28,098.63x = 42,335.33 × 25,433.46
  4. Step 4: Simplify right side
    28,098.63x = 1,076,733,794.97
  5. Step 5: Solve for x
    x = 1,076,733,794.97/28,098.63
  6. Step 6: Final answer
    x = 38,319.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.