Home / 51,563.67-77,417.34-26,621.70

Finding the Fourth Proportional to 51,563.67, 77,417.34 and 26,621.70

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Solution

The fourth proportional to 51,563.67, 77,417.34 and 26,621.70 is: 39,969.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,563.67 : 77,417.34 = 26,621.70 : x
  2. Step 2: Convert to fraction form
    51,563.67/77,417.34 = 26,621.70/x
  3. Step 3: Cross multiply
    51,563.67x = 77,417.34 × 26,621.70
  4. Step 4: Simplify right side
    51,563.67x = 2,060,981,200.28
  5. Step 5: Solve for x
    x = 2,060,981,200.28/51,563.67
  6. Step 6: Final answer
    x = 39,969.64

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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.