Home / 10,539.20-14,545.48-10,193.02

Finding the Fourth Proportional to 10,539.20, 14,545.48 and 10,193.02

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Solution

The fourth proportional to 10,539.20, 14,545.48 and 10,193.02 is: 14,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,539.20 : 14,545.48 = 10,193.02 : x
  2. Step 2: Convert to fraction form
    10,539.20/14,545.48 = 10,193.02/x
  3. Step 3: Cross multiply
    10,539.20x = 14,545.48 × 10,193.02
  4. Step 4: Simplify right side
    10,539.20x = 148,262,368.55
  5. Step 5: Solve for x
    x = 148,262,368.55/10,539.20
  6. Step 6: Final answer
    x = 14,067.71

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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.