Home / 15,050.31-20,767.46-8,677.14

Finding the Fourth Proportional to 15,050.31, 20,767.46 and 8,677.14

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Solution

The fourth proportional to 15,050.31, 20,767.46 and 8,677.14 is: 11,973.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,050.31 : 20,767.46 = 8,677.14 : x
  2. Step 2: Convert to fraction form
    15,050.31/20,767.46 = 8,677.14/x
  3. Step 3: Cross multiply
    15,050.31x = 20,767.46 × 8,677.14
  4. Step 4: Simplify right side
    15,050.31x = 180,202,036.60
  5. Step 5: Solve for x
    x = 180,202,036.60/15,050.31
  6. Step 6: Final answer
    x = 11,973.31

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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.