Home / 15,335.70-23,003.55-10,086.90

Finding the Fourth Proportional to 15,335.70, 23,003.55 and 10,086.90

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Solution

The fourth proportional to 15,335.70, 23,003.55 and 10,086.90 is: 15,130.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,335.70 : 23,003.55 = 10,086.90 : x
  2. Step 2: Convert to fraction form
    15,335.70/23,003.55 = 10,086.90/x
  3. Step 3: Cross multiply
    15,335.70x = 23,003.55 × 10,086.90
  4. Step 4: Simplify right side
    15,335.70x = 232,034,508.50
  5. Step 5: Solve for x
    x = 232,034,508.50/15,335.70
  6. Step 6: Final answer
    x = 15,130.35

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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.