Home / 19,096.29-26,363.85-12,721.17

Finding the Fourth Proportional to 19,096.29, 26,363.85 and 12,721.17

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Solution

The fourth proportional to 19,096.29, 26,363.85 and 12,721.17 is: 17,562.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,096.29 : 26,363.85 = 12,721.17 : x
  2. Step 2: Convert to fraction form
    19,096.29/26,363.85 = 12,721.17/x
  3. Step 3: Cross multiply
    19,096.29x = 26,363.85 × 12,721.17
  4. Step 4: Simplify right side
    19,096.29x = 335,379,017.70
  5. Step 5: Solve for x
    x = 335,379,017.70/19,096.29
  6. Step 6: Final answer
    x = 17,562.52

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1.5x scale

Why These Related Problems?

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