Home / 13,932.60-20,907.57-8,677.93

Finding the Fourth Proportional to 13,932.60, 20,907.57 and 8,677.93

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Solution

The fourth proportional to 13,932.60, 20,907.57 and 8,677.93 is: 13,022.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932.60 : 20,907.57 = 8,677.93 : x
  2. Step 2: Convert to fraction form
    13,932.60/20,907.57 = 8,677.93/x
  3. Step 3: Cross multiply
    13,932.60x = 20,907.57 × 8,677.93
  4. Step 4: Simplify right side
    13,932.60x = 181,434,428.93
  5. Step 5: Solve for x
    x = 181,434,428.93/13,932.60
  6. Step 6: Final answer
    x = 13,022.30

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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.