Home / 10,305.92-15,465.18-9,469.46

Finding the Fourth Proportional to 10,305.92, 15,465.18 and 9,469.46

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Solution

The fourth proportional to 10,305.92, 15,465.18 and 9,469.46 is: 14,209.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305.92 : 15,465.18 = 9,469.46 : x
  2. Step 2: Convert to fraction form
    10,305.92/15,465.18 = 9,469.46/x
  3. Step 3: Cross multiply
    10,305.92x = 15,465.18 × 9,469.46
  4. Step 4: Simplify right side
    10,305.92x = 146,446,903.40
  5. Step 5: Solve for x
    x = 146,446,903.40/10,305.92
  6. Step 6: Final answer
    x = 14,209.98

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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.