Home / 51,675.04-77,546.60-28,317.88

Finding the Fourth Proportional to 51,675.04, 77,546.60 and 28,317.88

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Solution

The fourth proportional to 51,675.04, 77,546.60 and 28,317.88 is: 42,495.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,675.04 : 77,546.60 = 28,317.88 : x
  2. Step 2: Convert to fraction form
    51,675.04/77,546.60 = 28,317.88/x
  3. Step 3: Cross multiply
    51,675.04x = 77,546.60 × 28,317.88
  4. Step 4: Simplify right side
    51,675.04x = 2,195,955,313.21
  5. Step 5: Solve for x
    x = 2,195,955,313.21/51,675.04
  6. Step 6: Final answer
    x = 42,495.47

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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.