Home / 38,718.20-58,093.64-21,167.52

Finding the Fourth Proportional to 38,718.20, 58,093.64 and 21,167.52

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Solution

The fourth proportional to 38,718.20, 58,093.64 and 21,167.52 is: 31,760.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,718.20 : 58,093.64 = 21,167.52 : x
  2. Step 2: Convert to fraction form
    38,718.20/58,093.64 = 21,167.52/x
  3. Step 3: Cross multiply
    38,718.20x = 58,093.64 × 21,167.52
  4. Step 4: Simplify right side
    38,718.20x = 1,229,698,180.74
  5. Step 5: Solve for x
    x = 1,229,698,180.74/38,718.20
  6. Step 6: Final answer
    x = 31,760.21

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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.