Home / 28,490.95-42,627.96-17,204.74

Finding the Fourth Proportional to 28,490.95, 42,627.96 and 17,204.74

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Solution

The fourth proportional to 28,490.95, 42,627.96 and 17,204.74 is: 25,741.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,490.95 : 42,627.96 = 17,204.74 : x
  2. Step 2: Convert to fraction form
    28,490.95/42,627.96 = 17,204.74/x
  3. Step 3: Cross multiply
    28,490.95x = 42,627.96 × 17,204.74
  4. Step 4: Simplify right side
    28,490.95x = 733,402,755.39
  5. Step 5: Solve for x
    x = 733,402,755.39/28,490.95
  6. Step 6: Final answer
    x = 25,741.61

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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.