Home / 26,049.65-38,897.64-20,725.11

Finding the Fourth Proportional to 26,049.65, 38,897.64 and 20,725.11

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Solution

The fourth proportional to 26,049.65, 38,897.64 and 20,725.11 is: 30,946.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,049.65 : 38,897.64 = 20,725.11 : x
  2. Step 2: Convert to fraction form
    26,049.65/38,897.64 = 20,725.11/x
  3. Step 3: Cross multiply
    26,049.65x = 38,897.64 × 20,725.11
  4. Step 4: Simplify right side
    26,049.65x = 806,157,867.74
  5. Step 5: Solve for x
    x = 806,157,867.74/26,049.65
  6. Step 6: Final answer
    x = 30,946.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.