Home / 53,082.34-79,640.79-25,382.50

Finding the Fourth Proportional to 53,082.34, 79,640.79 and 25,382.50

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Solution

The fourth proportional to 53,082.34, 79,640.79 and 25,382.50 is: 38,082.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,082.34 : 79,640.79 = 25,382.50 : x
  2. Step 2: Convert to fraction form
    53,082.34/79,640.79 = 25,382.50/x
  3. Step 3: Cross multiply
    53,082.34x = 79,640.79 × 25,382.50
  4. Step 4: Simplify right side
    53,082.34x = 2,021,482,352.18
  5. Step 5: Solve for x
    x = 2,021,482,352.18/53,082.34
  6. Step 6: Final answer
    x = 38,082.01

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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.