Home / 14,510.70-21,717.45-12,761.10

Finding the Fourth Proportional to 14,510.70, 21,717.45 and 12,761.10

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Solution

The fourth proportional to 14,510.70, 21,717.45 and 12,761.10 is: 19,098.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.70 : 21,717.45 = 12,761.10 : x
  2. Step 2: Convert to fraction form
    14,510.70/21,717.45 = 12,761.10/x
  3. Step 3: Cross multiply
    14,510.70x = 21,717.45 × 12,761.10
  4. Step 4: Simplify right side
    14,510.70x = 277,138,551.20
  5. Step 5: Solve for x
    x = 277,138,551.20/14,510.70
  6. Step 6: Final answer
    x = 19,098.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.