Home / 28,538.61-39,373.70-16,592.19

Finding the Fourth Proportional to 28,538.61, 39,373.70 and 16,592.19

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Solution

The fourth proportional to 28,538.61, 39,373.70 and 16,592.19 is: 22,891.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,538.61 : 39,373.70 = 16,592.19 : x
  2. Step 2: Convert to fraction form
    28,538.61/39,373.70 = 16,592.19/x
  3. Step 3: Cross multiply
    28,538.61x = 39,373.70 × 16,592.19
  4. Step 4: Simplify right side
    28,538.61x = 653,295,828.44
  5. Step 5: Solve for x
    x = 653,295,828.44/28,538.61
  6. Step 6: Final answer
    x = 22,891.65

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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.