Home / 51,388.64-77,081.76-23,686.64

Finding the Fourth Proportional to 51,388.64, 77,081.76 and 23,686.64

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Solution

The fourth proportional to 51,388.64, 77,081.76 and 23,686.64 is: 35,529.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,388.64 : 77,081.76 = 23,686.64 : x
  2. Step 2: Convert to fraction form
    51,388.64/77,081.76 = 23,686.64/x
  3. Step 3: Cross multiply
    51,388.64x = 77,081.76 × 23,686.64
  4. Step 4: Simplify right side
    51,388.64x = 1,825,807,899.69
  5. Step 5: Solve for x
    x = 1,825,807,899.69/51,388.64
  6. Step 6: Final answer
    x = 35,529.41

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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.