Home / 51,648.10-77,497.75-20,482.66

Finding the Fourth Proportional to 51,648.10, 77,497.75 and 20,482.66

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Solution

The fourth proportional to 51,648.10, 77,497.75 and 20,482.66 is: 30,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,648.10 : 77,497.75 = 20,482.66 : x
  2. Step 2: Convert to fraction form
    51,648.10/77,497.75 = 20,482.66/x
  3. Step 3: Cross multiply
    51,648.10x = 77,497.75 × 20,482.66
  4. Step 4: Simplify right side
    51,648.10x = 1,587,360,064.02
  5. Step 5: Solve for x
    x = 1,587,360,064.02/51,648.10
  6. Step 6: Final answer
    x = 30,734.14

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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.