Home / 10,685.92-16,034.64-10,298.08

Finding the Fourth Proportional to 10,685.92, 16,034.64 and 10,298.08

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Solution

The fourth proportional to 10,685.92, 16,034.64 and 10,298.08 is: 15,452.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,685.92 : 16,034.64 = 10,298.08 : x
  2. Step 2: Convert to fraction form
    10,685.92/16,034.64 = 10,298.08/x
  3. Step 3: Cross multiply
    10,685.92x = 16,034.64 × 10,298.08
  4. Step 4: Simplify right side
    10,685.92x = 165,126,005.49
  5. Step 5: Solve for x
    x = 165,126,005.49/10,685.92
  6. Step 6: Final answer
    x = 15,452.67

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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.