Home / 31,274.48-43,154.88-17,844.32

Finding the Fourth Proportional to 31,274.48, 43,154.88 and 17,844.32

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Solution

The fourth proportional to 31,274.48, 43,154.88 and 17,844.32 is: 24,622.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,274.48 : 43,154.88 = 17,844.32 : x
  2. Step 2: Convert to fraction form
    31,274.48/43,154.88 = 17,844.32/x
  3. Step 3: Cross multiply
    31,274.48x = 43,154.88 × 17,844.32
  4. Step 4: Simplify right side
    31,274.48x = 770,069,488.28
  5. Step 5: Solve for x
    x = 770,069,488.28/31,274.48
  6. Step 6: Final answer
    x = 24,622.94

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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.