Home / 14,464.18-19,972.92-9,168.40

Finding the Fourth Proportional to 14,464.18, 19,972.92 and 9,168.40

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Solution

The fourth proportional to 14,464.18, 19,972.92 and 9,168.40 is: 12,660.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,464.18 : 19,972.92 = 9,168.40 : x
  2. Step 2: Convert to fraction form
    14,464.18/19,972.92 = 9,168.40/x
  3. Step 3: Cross multiply
    14,464.18x = 19,972.92 × 9,168.40
  4. Step 4: Simplify right side
    14,464.18x = 183,119,719.73
  5. Step 5: Solve for x
    x = 183,119,719.73/14,464.18
  6. Step 6: Final answer
    x = 12,660.22

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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.