Home / 29,422.82-40,603.73-15,994.08

Finding the Fourth Proportional to 29,422.82, 40,603.73 and 15,994.08

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Solution

The fourth proportional to 29,422.82, 40,603.73 and 15,994.08 is: 22,071.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,422.82 : 40,603.73 = 15,994.08 : x
  2. Step 2: Convert to fraction form
    29,422.82/40,603.73 = 15,994.08/x
  3. Step 3: Cross multiply
    29,422.82x = 40,603.73 × 15,994.08
  4. Step 4: Simplify right side
    29,422.82x = 649,419,225.95
  5. Step 5: Solve for x
    x = 649,419,225.95/29,422.82
  6. Step 6: Final answer
    x = 22,071.96

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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.