Home / 19,025.63-26,255.45-10,642.13

Finding the Fourth Proportional to 19,025.63, 26,255.45 and 10,642.13

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Solution

The fourth proportional to 19,025.63, 26,255.45 and 10,642.13 is: 14,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.63 : 26,255.45 = 10,642.13 : x
  2. Step 2: Convert to fraction form
    19,025.63/26,255.45 = 10,642.13/x
  3. Step 3: Cross multiply
    19,025.63x = 26,255.45 × 10,642.13
  4. Step 4: Simplify right side
    19,025.63x = 279,413,912.11
  5. Step 5: Solve for x
    x = 279,413,912.11/19,025.63
  6. Step 6: Final answer
    x = 14,686.18

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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.