Home / 25,251.28-34,853.88-17,699.64

Finding the Fourth Proportional to 25,251.28, 34,853.88 and 17,699.64

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Solution

The fourth proportional to 25,251.28, 34,853.88 and 17,699.64 is: 24,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,251.28 : 34,853.88 = 17,699.64 : x
  2. Step 2: Convert to fraction form
    25,251.28/34,853.88 = 17,699.64/x
  3. Step 3: Cross multiply
    25,251.28x = 34,853.88 × 17,699.64
  4. Step 4: Simplify right side
    25,251.28x = 616,901,128.60
  5. Step 5: Solve for x
    x = 616,901,128.60/25,251.28
  6. Step 6: Final answer
    x = 24,430.49

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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.