Home / 19,215.48-26,516.43-10,718.49

Finding the Fourth Proportional to 19,215.48, 26,516.43 and 10,718.49

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Solution

The fourth proportional to 19,215.48, 26,516.43 and 10,718.49 is: 14,791.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,215.48 : 26,516.43 = 10,718.49 : x
  2. Step 2: Convert to fraction form
    19,215.48/26,516.43 = 10,718.49/x
  3. Step 3: Cross multiply
    19,215.48x = 26,516.43 × 10,718.49
  4. Step 4: Simplify right side
    19,215.48x = 284,216,089.79
  5. Step 5: Solve for x
    x = 284,216,089.79/19,215.48
  6. Step 6: Final answer
    x = 14,791.00

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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.