Home / 28,204.95-42,261.27-17,077.93

Finding the Fourth Proportional to 28,204.95, 42,261.27 and 17,077.93

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Solution

The fourth proportional to 28,204.95, 42,261.27 and 17,077.93 is: 25,588.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,204.95 : 42,261.27 = 17,077.93 : x
  2. Step 2: Convert to fraction form
    28,204.95/42,261.27 = 17,077.93/x
  3. Step 3: Cross multiply
    28,204.95x = 42,261.27 × 17,077.93
  4. Step 4: Simplify right side
    28,204.95x = 721,735,010.77
  5. Step 5: Solve for x
    x = 721,735,010.77/28,204.95
  6. Step 6: Final answer
    x = 25,588.95

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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.