Home / 51,398.65-77,036.28-26,450.47

Finding the Fourth Proportional to 51,398.65, 77,036.28 and 26,450.47

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Solution

The fourth proportional to 51,398.65, 77,036.28 and 26,450.47 is: 39,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,398.65 : 77,036.28 = 26,450.47 : x
  2. Step 2: Convert to fraction form
    51,398.65/77,036.28 = 26,450.47/x
  3. Step 3: Cross multiply
    51,398.65x = 77,036.28 × 26,450.47
  4. Step 4: Simplify right side
    51,398.65x = 2,037,645,813.05
  5. Step 5: Solve for x
    x = 2,037,645,813.05/51,398.65
  6. Step 6: Final answer
    x = 39,643.96

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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.