Home / 28,310.04-39,068.60-16,374.15

Finding the Fourth Proportional to 28,310.04, 39,068.60 and 16,374.15

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Solution

The fourth proportional to 28,310.04, 39,068.60 and 16,374.15 is: 22,596.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,310.04 : 39,068.60 = 16,374.15 : x
  2. Step 2: Convert to fraction form
    28,310.04/39,068.60 = 16,374.15/x
  3. Step 3: Cross multiply
    28,310.04x = 39,068.60 × 16,374.15
  4. Step 4: Simplify right side
    28,310.04x = 639,715,034.82
  5. Step 5: Solve for x
    x = 639,715,034.82/28,310.04
  6. Step 6: Final answer
    x = 22,596.75

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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.