Home / 10,502.24-15,706.84-9,340.44

Finding the Fourth Proportional to 10,502.24, 15,706.84 and 9,340.44

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Solution

The fourth proportional to 10,502.24, 15,706.84 and 9,340.44 is: 13,969.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502.24 : 15,706.84 = 9,340.44 : x
  2. Step 2: Convert to fraction form
    10,502.24/15,706.84 = 9,340.44/x
  3. Step 3: Cross multiply
    10,502.24x = 15,706.84 × 9,340.44
  4. Step 4: Simplify right side
    10,502.24x = 146,708,796.61
  5. Step 5: Solve for x
    x = 146,708,796.61/10,502.24
  6. Step 6: Final answer
    x = 13,969.29

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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.