Home / 15,517.09-23,279.27-4,423.93

Finding the Fourth Proportional to 15,517.09, 23,279.27 and 4,423.93

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Solution

The fourth proportional to 15,517.09, 23,279.27 and 4,423.93 is: 6,636.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,517.09 : 23,279.27 = 4,423.93 : x
  2. Step 2: Convert to fraction form
    15,517.09/23,279.27 = 4,423.93/x
  3. Step 3: Cross multiply
    15,517.09x = 23,279.27 × 4,423.93
  4. Step 4: Simplify right side
    15,517.09x = 102,985,860.93
  5. Step 5: Solve for x
    x = 102,985,860.93/15,517.09
  6. Step 6: Final answer
    x = 6,636.93

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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.