Home / 53,254.38-79,867.86-15,805.56

Finding the Fourth Proportional to 53,254.38, 79,867.86 and 15,805.56

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Solution

The fourth proportional to 53,254.38, 79,867.86 and 15,805.56 is: 23,704.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,254.38 : 79,867.86 = 15,805.56 : x
  2. Step 2: Convert to fraction form
    53,254.38/79,867.86 = 15,805.56/x
  3. Step 3: Cross multiply
    53,254.38x = 79,867.86 × 15,805.56
  4. Step 4: Simplify right side
    53,254.38x = 1,262,356,253.30
  5. Step 5: Solve for x
    x = 1,262,356,253.30/53,254.38
  6. Step 6: Final answer
    x = 23,704.27

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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.