Home / 10,923.19-15,025.31-9,572.11

Finding the Fourth Proportional to 10,923.19, 15,025.31 and 9,572.11

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Solution

The fourth proportional to 10,923.19, 15,025.31 and 9,572.11 is: 13,166.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,923.19 : 15,025.31 = 9,572.11 : x
  2. Step 2: Convert to fraction form
    10,923.19/15,025.31 = 9,572.11/x
  3. Step 3: Cross multiply
    10,923.19x = 15,025.31 × 9,572.11
  4. Step 4: Simplify right side
    10,923.19x = 143,823,872.24
  5. Step 5: Solve for x
    x = 143,823,872.24/10,923.19
  6. Step 6: Final answer
    x = 13,166.84

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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.