Home / 51,462.40-77,240.96-26,519.64

Finding the Fourth Proportional to 51,462.40, 77,240.96 and 26,519.64

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Solution

The fourth proportional to 51,462.40, 77,240.96 and 26,519.64 is: 39,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,462.40 : 77,240.96 = 26,519.64 : x
  2. Step 2: Convert to fraction form
    51,462.40/77,240.96 = 26,519.64/x
  3. Step 3: Cross multiply
    51,462.40x = 77,240.96 × 26,519.64
  4. Step 4: Simplify right side
    51,462.40x = 2,048,402,452.45
  5. Step 5: Solve for x
    x = 2,048,402,452.45/51,462.40
  6. Step 6: Final answer
    x = 39,803.87

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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.