Home / 40,881.75-56,414.01-22,979.45

Finding the Fourth Proportional to 40,881.75, 56,414.01 and 22,979.45

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Solution

The fourth proportional to 40,881.75, 56,414.01 and 22,979.45 is: 31,710.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,881.75 : 56,414.01 = 22,979.45 : x
  2. Step 2: Convert to fraction form
    40,881.75/56,414.01 = 22,979.45/x
  3. Step 3: Cross multiply
    40,881.75x = 56,414.01 × 22,979.45
  4. Step 4: Simplify right side
    40,881.75x = 1,296,362,670.40
  5. Step 5: Solve for x
    x = 1,296,362,670.40/40,881.75
  6. Step 6: Final answer
    x = 31,710.06

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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.