Home / 29,403.28-40,548.85-22,678.26

Finding the Fourth Proportional to 29,403.28, 40,548.85 and 22,678.26

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Solution

The fourth proportional to 29,403.28, 40,548.85 and 22,678.26 is: 31,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,403.28 : 40,548.85 = 22,678.26 : x
  2. Step 2: Convert to fraction form
    29,403.28/40,548.85 = 22,678.26/x
  3. Step 3: Cross multiply
    29,403.28x = 40,548.85 × 22,678.26
  4. Step 4: Simplify right side
    29,403.28x = 919,577,363.00
  5. Step 5: Solve for x
    x = 919,577,363.00/29,403.28
  6. Step 6: Final answer
    x = 31,274.65

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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.