Home / 38,273.49-52,818.29-21,277.08

Finding the Fourth Proportional to 38,273.49, 52,818.29 and 21,277.08

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Solution

The fourth proportional to 38,273.49, 52,818.29 and 21,277.08 is: 29,362.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,273.49 : 52,818.29 = 21,277.08 : x
  2. Step 2: Convert to fraction form
    38,273.49/52,818.29 = 21,277.08/x
  3. Step 3: Cross multiply
    38,273.49x = 52,818.29 × 21,277.08
  4. Step 4: Simplify right side
    38,273.49x = 1,123,818,981.79
  5. Step 5: Solve for x
    x = 1,123,818,981.79/38,273.49
  6. Step 6: Final answer
    x = 29,362.86

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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.