Home / 26,743-36,903.90-14,805.76

Finding the Fourth Proportional to 26,743, 36,903.90 and 14,805.76

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Solution

The fourth proportional to 26,743, 36,903.90 and 14,805.76 is: 20,431.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,743 : 36,903.90 = 14,805.76 : x
  2. Step 2: Convert to fraction form
    26,743/36,903.90 = 14,805.76/x
  3. Step 3: Cross multiply
    26,743x = 36,903.90 × 14,805.76
  4. Step 4: Simplify right side
    26,743x = 546,390,286.46
  5. Step 5: Solve for x
    x = 546,390,286.46/26,743
  6. Step 6: Final answer
    x = 20,431.15

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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.