Home / 38,947.23-53,747.39-22,824.05

Finding the Fourth Proportional to 38,947.23, 53,747.39 and 22,824.05

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Solution

The fourth proportional to 38,947.23, 53,747.39 and 22,824.05 is: 31,497.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,947.23 : 53,747.39 = 22,824.05 : x
  2. Step 2: Convert to fraction form
    38,947.23/53,747.39 = 22,824.05/x
  3. Step 3: Cross multiply
    38,947.23x = 53,747.39 × 22,824.05
  4. Step 4: Simplify right side
    38,947.23x = 1,226,732,905.05
  5. Step 5: Solve for x
    x = 1,226,732,905.05/38,947.23
  6. Step 6: Final answer
    x = 31,497.31

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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.