Home / 19,553.42-26,938.14-15,995.90

Finding the Fourth Proportional to 19,553.42, 26,938.14 and 15,995.90

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Solution

The fourth proportional to 19,553.42, 26,938.14 and 15,995.90 is: 22,037.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.42 : 26,938.14 = 15,995.90 : x
  2. Step 2: Convert to fraction form
    19,553.42/26,938.14 = 15,995.90/x
  3. Step 3: Cross multiply
    19,553.42x = 26,938.14 × 15,995.90
  4. Step 4: Simplify right side
    19,553.42x = 430,899,793.63
  5. Step 5: Solve for x
    x = 430,899,793.63/19,553.42
  6. Step 6: Final answer
    x = 22,037.06

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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.