Home / 15,714.99-23,587.29-5,729.39

Finding the Fourth Proportional to 15,714.99, 23,587.29 and 5,729.39

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Solution

The fourth proportional to 15,714.99, 23,587.29 and 5,729.39 is: 8,599.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,714.99 : 23,587.29 = 5,729.39 : x
  2. Step 2: Convert to fraction form
    15,714.99/23,587.29 = 5,729.39/x
  3. Step 3: Cross multiply
    15,714.99x = 23,587.29 × 5,729.39
  4. Step 4: Simplify right side
    15,714.99x = 135,140,753.97
  5. Step 5: Solve for x
    x = 135,140,753.97/15,714.99
  6. Step 6: Final answer
    x = 8,599.48

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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.