Home / 10,367.40-14,334.66-9,055.20

Finding the Fourth Proportional to 10,367.40, 14,334.66 and 9,055.20

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Solution

The fourth proportional to 10,367.40, 14,334.66 and 9,055.20 is: 12,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367.40 : 14,334.66 = 9,055.20 : x
  2. Step 2: Convert to fraction form
    10,367.40/14,334.66 = 9,055.20/x
  3. Step 3: Cross multiply
    10,367.40x = 14,334.66 × 9,055.20
  4. Step 4: Simplify right side
    10,367.40x = 129,803,213.23
  5. Step 5: Solve for x
    x = 129,803,213.23/10,367.40
  6. Step 6: Final answer
    x = 12,520.32

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Double scale
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Similar ratio
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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.