Home / 19,212.41-26,513.10-10,715.28

Finding the Fourth Proportional to 19,212.41, 26,513.10 and 10,715.28

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Solution

The fourth proportional to 19,212.41, 26,513.10 and 10,715.28 is: 14,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,212.41 : 26,513.10 = 10,715.28 : x
  2. Step 2: Convert to fraction form
    19,212.41/26,513.10 = 10,715.28/x
  3. Step 3: Cross multiply
    19,212.41x = 26,513.10 × 10,715.28
  4. Step 4: Simplify right side
    19,212.41x = 284,095,290.17
  5. Step 5: Solve for x
    x = 284,095,290.17/19,212.41
  6. Step 6: Final answer
    x = 14,787.08

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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.