Home / 29,335.24-40,482.48-15,906.79

Finding the Fourth Proportional to 29,335.24, 40,482.48 and 15,906.79

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Solution

The fourth proportional to 29,335.24, 40,482.48 and 15,906.79 is: 21,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,335.24 : 40,482.48 = 15,906.79 : x
  2. Step 2: Convert to fraction form
    29,335.24/40,482.48 = 15,906.79/x
  3. Step 3: Cross multiply
    29,335.24x = 40,482.48 × 15,906.79
  4. Step 4: Simplify right side
    29,335.24x = 643,946,308.04
  5. Step 5: Solve for x
    x = 643,946,308.04/29,335.24
  6. Step 6: Final answer
    x = 21,951.29

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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.