Home / 51,641.50-77,462.24-18,362.89

Finding the Fourth Proportional to 51,641.50, 77,462.24 and 18,362.89

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Solution

The fourth proportional to 51,641.50, 77,462.24 and 18,362.89 is: 27,544.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,641.50 : 77,462.24 = 18,362.89 : x
  2. Step 2: Convert to fraction form
    51,641.50/77,462.24 = 18,362.89/x
  3. Step 3: Cross multiply
    51,641.50x = 77,462.24 × 18,362.89
  4. Step 4: Simplify right side
    51,641.50x = 1,422,430,264.85
  5. Step 5: Solve for x
    x = 1,422,430,264.85/51,641.50
  6. Step 6: Final answer
    x = 27,544.33

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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.