Home / 19,565.12-26,999.67-10,612.43

Finding the Fourth Proportional to 19,565.12, 26,999.67 and 10,612.43

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Solution

The fourth proportional to 19,565.12, 26,999.67 and 10,612.43 is: 14,645.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.12 : 26,999.67 = 10,612.43 : x
  2. Step 2: Convert to fraction form
    19,565.12/26,999.67 = 10,612.43/x
  3. Step 3: Cross multiply
    19,565.12x = 26,999.67 × 10,612.43
  4. Step 4: Simplify right side
    19,565.12x = 286,532,107.90
  5. Step 5: Solve for x
    x = 286,532,107.90/19,565.12
  6. Step 6: Final answer
    x = 14,645.05

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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.