Home / 14,180.03-19,569.08-7,892.81

Finding the Fourth Proportional to 14,180.03, 19,569.08 and 7,892.81

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Solution

The fourth proportional to 14,180.03, 19,569.08 and 7,892.81 is: 10,892.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,180.03 : 19,569.08 = 7,892.81 : x
  2. Step 2: Convert to fraction form
    14,180.03/19,569.08 = 7,892.81/x
  3. Step 3: Cross multiply
    14,180.03x = 19,569.08 × 7,892.81
  4. Step 4: Simplify right side
    14,180.03x = 154,454,952.20
  5. Step 5: Solve for x
    x = 154,454,952.20/14,180.03
  6. Step 6: Final answer
    x = 10,892.43

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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.