Home / 14,267.09-19,691.28-9,559.55

Finding the Fourth Proportional to 14,267.09, 19,691.28 and 9,559.55

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Solution

The fourth proportional to 14,267.09, 19,691.28 and 9,559.55 is: 13,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,267.09 : 19,691.28 = 9,559.55 : x
  2. Step 2: Convert to fraction form
    14,267.09/19,691.28 = 9,559.55/x
  3. Step 3: Cross multiply
    14,267.09x = 19,691.28 × 9,559.55
  4. Step 4: Simplify right side
    14,267.09x = 188,239,677.27
  5. Step 5: Solve for x
    x = 188,239,677.27/14,267.09
  6. Step 6: Final answer
    x = 13,193.98

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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.