Home / 22,354.40-30,844.80-14,395.04

Finding the Fourth Proportional to 22,354.40, 30,844.80 and 14,395.04

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Solution

The fourth proportional to 22,354.40, 30,844.80 and 14,395.04 is: 19,862.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,354.40 : 30,844.80 = 14,395.04 : x
  2. Step 2: Convert to fraction form
    22,354.40/30,844.80 = 14,395.04/x
  3. Step 3: Cross multiply
    22,354.40x = 30,844.80 × 14,395.04
  4. Step 4: Simplify right side
    22,354.40x = 444,012,129.79
  5. Step 5: Solve for x
    x = 444,012,129.79/22,354.40
  6. Step 6: Final answer
    x = 19,862.40

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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.