Home / 49,530.16-74,294.46-19,947.22

Finding the Fourth Proportional to 49,530.16, 74,294.46 and 19,947.22

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Solution

The fourth proportional to 49,530.16, 74,294.46 and 19,947.22 is: 29,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,530.16 : 74,294.46 = 19,947.22 : x
  2. Step 2: Convert to fraction form
    49,530.16/74,294.46 = 19,947.22/x
  3. Step 3: Cross multiply
    49,530.16x = 74,294.46 × 19,947.22
  4. Step 4: Simplify right side
    49,530.16x = 1,481,967,938.40
  5. Step 5: Solve for x
    x = 1,481,967,938.40/49,530.16
  6. Step 6: Final answer
    x = 29,920.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.