Home / 51,448.32-77,177.52-26,419.68

Finding the Fourth Proportional to 51,448.32, 77,177.52 and 26,419.68

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Solution

The fourth proportional to 51,448.32, 77,177.52 and 26,419.68 is: 39,632.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,448.32 : 77,177.52 = 26,419.68 : x
  2. Step 2: Convert to fraction form
    51,448.32/77,177.52 = 26,419.68/x
  3. Step 3: Cross multiply
    51,448.32x = 77,177.52 × 26,419.68
  4. Step 4: Simplify right side
    51,448.32x = 2,039,005,381.59
  5. Step 5: Solve for x
    x = 2,039,005,381.59/51,448.32
  6. Step 6: Final answer
    x = 39,632.11

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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.