Home / 10,556.80-15,835.20-9,463.30

Finding the Fourth Proportional to 10,556.80, 15,835.20 and 9,463.30

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Solution

The fourth proportional to 10,556.80, 15,835.20 and 9,463.30 is: 14,194.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.80 : 15,835.20 = 9,463.30 : x
  2. Step 2: Convert to fraction form
    10,556.80/15,835.20 = 9,463.30/x
  3. Step 3: Cross multiply
    10,556.80x = 15,835.20 × 9,463.30
  4. Step 4: Simplify right side
    10,556.80x = 149,853,248.16
  5. Step 5: Solve for x
    x = 149,853,248.16/10,556.80
  6. Step 6: Final answer
    x = 14,194.95

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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.