Home / 49,640.16-68,475.66-30,506.62

Finding the Fourth Proportional to 49,640.16, 68,475.66 and 30,506.62

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Solution

The fourth proportional to 49,640.16, 68,475.66 and 30,506.62 is: 42,082.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,640.16 : 68,475.66 = 30,506.62 : x
  2. Step 2: Convert to fraction form
    49,640.16/68,475.66 = 30,506.62/x
  3. Step 3: Cross multiply
    49,640.16x = 68,475.66 × 30,506.62
  4. Step 4: Simplify right side
    49,640.16x = 2,088,960,938.87
  5. Step 5: Solve for x
    x = 2,088,960,938.87/49,640.16
  6. Step 6: Final answer
    x = 42,082.08

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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.