Home / 14,286.55-19,695.15-10,503.04

Finding the Fourth Proportional to 14,286.55, 19,695.15 and 10,503.04

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Solution

The fourth proportional to 14,286.55, 19,695.15 and 10,503.04 is: 14,479.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286.55 : 19,695.15 = 10,503.04 : x
  2. Step 2: Convert to fraction form
    14,286.55/19,695.15 = 10,503.04/x
  3. Step 3: Cross multiply
    14,286.55x = 19,695.15 × 10,503.04
  4. Step 4: Simplify right side
    14,286.55x = 206,858,948.26
  5. Step 5: Solve for x
    x = 206,858,948.26/14,286.55
  6. Step 6: Final answer
    x = 14,479.28

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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.