Home / 19,122.56-26,381.75-14,098.70

Finding the Fourth Proportional to 19,122.56, 26,381.75 and 14,098.70

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Solution

The fourth proportional to 19,122.56, 26,381.75 and 14,098.70 is: 19,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,122.56 : 26,381.75 = 14,098.70 : x
  2. Step 2: Convert to fraction form
    19,122.56/26,381.75 = 14,098.70/x
  3. Step 3: Cross multiply
    19,122.56x = 26,381.75 × 14,098.70
  4. Step 4: Simplify right side
    19,122.56x = 371,948,479.93
  5. Step 5: Solve for x
    x = 371,948,479.93/19,122.56
  6. Step 6: Final answer
    x = 19,450.77

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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.