Home / 28,261.54-39,000.95-16,937.61

Finding the Fourth Proportional to 28,261.54, 39,000.95 and 16,937.61

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Solution

The fourth proportional to 28,261.54, 39,000.95 and 16,937.61 is: 23,373.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,261.54 : 39,000.95 = 16,937.61 : x
  2. Step 2: Convert to fraction form
    28,261.54/39,000.95 = 16,937.61/x
  3. Step 3: Cross multiply
    28,261.54x = 39,000.95 × 16,937.61
  4. Step 4: Simplify right side
    28,261.54x = 660,582,932.68
  5. Step 5: Solve for x
    x = 660,582,932.68/28,261.54
  6. Step 6: Final answer
    x = 23,373.92

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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.