Home / 15,844.74-21,816.90-14,073.27

Finding the Fourth Proportional to 15,844.74, 21,816.90 and 14,073.27

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Solution

The fourth proportional to 15,844.74, 21,816.90 and 14,073.27 is: 19,377.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,844.74 : 21,816.90 = 14,073.27 : x
  2. Step 2: Convert to fraction form
    15,844.74/21,816.90 = 14,073.27/x
  3. Step 3: Cross multiply
    15,844.74x = 21,816.90 × 14,073.27
  4. Step 4: Simplify right side
    15,844.74x = 307,035,124.26
  5. Step 5: Solve for x
    x = 307,035,124.26/15,844.74
  6. Step 6: Final answer
    x = 19,377.73

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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.