Home / 22,543.64-31,111.35-13,594.02

Finding the Fourth Proportional to 22,543.64, 31,111.35 and 13,594.02

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Solution

The fourth proportional to 22,543.64, 31,111.35 and 13,594.02 is: 18,760.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,543.64 : 31,111.35 = 13,594.02 : x
  2. Step 2: Convert to fraction form
    22,543.64/31,111.35 = 13,594.02/x
  3. Step 3: Cross multiply
    22,543.64x = 31,111.35 × 13,594.02
  4. Step 4: Simplify right side
    22,543.64x = 422,928,314.13
  5. Step 5: Solve for x
    x = 422,928,314.13/22,543.64
  6. Step 6: Final answer
    x = 18,760.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.