Home / 10,348.50-14,295.45-9,229.08

Finding the Fourth Proportional to 10,348.50, 14,295.45 and 9,229.08

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Solution

The fourth proportional to 10,348.50, 14,295.45 and 9,229.08 is: 12,749.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.50 : 14,295.45 = 9,229.08 : x
  2. Step 2: Convert to fraction form
    10,348.50/14,295.45 = 9,229.08/x
  3. Step 3: Cross multiply
    10,348.50x = 14,295.45 × 9,229.08
  4. Step 4: Simplify right side
    10,348.50x = 131,933,851.69
  5. Step 5: Solve for x
    x = 131,933,851.69/10,348.50
  6. Step 6: Final answer
    x = 12,749.08

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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.