Home / 38,107.29-52,588.17-21,340.29

Finding the Fourth Proportional to 38,107.29, 52,588.17 and 21,340.29

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Solution

The fourth proportional to 38,107.29, 52,588.17 and 21,340.29 is: 29,449.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,107.29 : 52,588.17 = 21,340.29 : x
  2. Step 2: Convert to fraction form
    38,107.29/52,588.17 = 21,340.29/x
  3. Step 3: Cross multiply
    38,107.29x = 52,588.17 × 21,340.29
  4. Step 4: Simplify right side
    38,107.29x = 1,122,246,798.37
  5. Step 5: Solve for x
    x = 1,122,246,798.37/38,107.29
  6. Step 6: Final answer
    x = 29,449.66

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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.