Home / 10,316.24-15,440.13-9,393.92

Finding the Fourth Proportional to 10,316.24, 15,440.13 and 9,393.92

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Solution

The fourth proportional to 10,316.24, 15,440.13 and 9,393.92 is: 14,059.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,316.24 : 15,440.13 = 9,393.92 : x
  2. Step 2: Convert to fraction form
    10,316.24/15,440.13 = 9,393.92/x
  3. Step 3: Cross multiply
    10,316.24x = 15,440.13 × 9,393.92
  4. Step 4: Simplify right side
    10,316.24x = 145,043,346.01
  5. Step 5: Solve for x
    x = 145,043,346.01/10,316.24
  6. Step 6: Final answer
    x = 14,059.71

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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.