Home / 38,359.29-52,935.83-21,366.79

Finding the Fourth Proportional to 38,359.29, 52,935.83 and 21,366.79

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Solution

The fourth proportional to 38,359.29, 52,935.83 and 21,366.79 is: 29,486.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,359.29 : 52,935.83 = 21,366.79 : x
  2. Step 2: Convert to fraction form
    38,359.29/52,935.83 = 21,366.79/x
  3. Step 3: Cross multiply
    38,359.29x = 52,935.83 × 21,366.79
  4. Step 4: Simplify right side
    38,359.29x = 1,131,068,763.09
  5. Step 5: Solve for x
    x = 1,131,068,763.09/38,359.29
  6. Step 6: Final answer
    x = 29,486.18

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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.