Home / 29,666.78-40,922.34-19,595.24

Finding the Fourth Proportional to 29,666.78, 40,922.34 and 19,595.24

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Solution

The fourth proportional to 29,666.78, 40,922.34 and 19,595.24 is: 27,029.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,666.78 : 40,922.34 = 19,595.24 : x
  2. Step 2: Convert to fraction form
    29,666.78/40,922.34 = 19,595.24/x
  3. Step 3: Cross multiply
    29,666.78x = 40,922.34 × 19,595.24
  4. Step 4: Simplify right side
    29,666.78x = 801,883,073.66
  5. Step 5: Solve for x
    x = 801,883,073.66/29,666.78
  6. Step 6: Final answer
    x = 27,029.66

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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.