Home / 38,273.86-52,816.71-21,277.81

Finding the Fourth Proportional to 38,273.86, 52,816.71 and 21,277.81

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Solution

The fourth proportional to 38,273.86, 52,816.71 and 21,277.81 is: 29,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,273.86 : 52,816.71 = 21,277.81 : x
  2. Step 2: Convert to fraction form
    38,273.86/52,816.71 = 21,277.81/x
  3. Step 3: Cross multiply
    38,273.86x = 52,816.71 × 21,277.81
  4. Step 4: Simplify right side
    38,273.86x = 1,123,823,920.21
  5. Step 5: Solve for x
    x = 1,123,823,920.21/38,273.86
  6. Step 6: Final answer
    x = 29,362.70

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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.