Home / 49,765.84-74,648.29-20,176.64

Finding the Fourth Proportional to 49,765.84, 74,648.29 and 20,176.64

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Solution

The fourth proportional to 49,765.84, 74,648.29 and 20,176.64 is: 30,264.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,765.84 : 74,648.29 = 20,176.64 : x
  2. Step 2: Convert to fraction form
    49,765.84/74,648.29 = 20,176.64/x
  3. Step 3: Cross multiply
    49,765.84x = 74,648.29 × 20,176.64
  4. Step 4: Simplify right side
    49,765.84x = 1,506,151,673.95
  5. Step 5: Solve for x
    x = 1,506,151,673.95/49,765.84
  6. Step 6: Final answer
    x = 30,264.77

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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.