Home / 25,979.74-38,946.22-9,335.86

Finding the Fourth Proportional to 25,979.74, 38,946.22 and 9,335.86

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Solution

The fourth proportional to 25,979.74, 38,946.22 and 9,335.86 is: 13,995.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,979.74 : 38,946.22 = 9,335.86 : x
  2. Step 2: Convert to fraction form
    25,979.74/38,946.22 = 9,335.86/x
  3. Step 3: Cross multiply
    25,979.74x = 38,946.22 × 9,335.86
  4. Step 4: Simplify right side
    25,979.74x = 363,596,336.74
  5. Step 5: Solve for x
    x = 363,596,336.74/25,979.74
  6. Step 6: Final answer
    x = 13,995.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.