Home / 17,949.46-26,985-14,463.92

Finding the Fourth Proportional to 17,949.46, 26,985 and 14,463.92

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Solution

The fourth proportional to 17,949.46, 26,985 and 14,463.92 is: 21,744.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.46 : 26,985 = 14,463.92 : x
  2. Step 2: Convert to fraction form
    17,949.46/26,985 = 14,463.92/x
  3. Step 3: Cross multiply
    17,949.46x = 26,985 × 14,463.92
  4. Step 4: Simplify right side
    17,949.46x = 390,308,881.20
  5. Step 5: Solve for x
    x = 390,308,881.20/17,949.46
  6. Step 6: Final answer
    x = 21,744.88

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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.