Home / 51,699.46-77,560.23-17,966.54

Finding the Fourth Proportional to 51,699.46, 77,560.23 and 17,966.54

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Solution

The fourth proportional to 51,699.46, 77,560.23 and 17,966.54 is: 26,953.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,699.46 : 77,560.23 = 17,966.54 : x
  2. Step 2: Convert to fraction form
    51,699.46/77,560.23 = 17,966.54/x
  3. Step 3: Cross multiply
    51,699.46x = 77,560.23 × 17,966.54
  4. Step 4: Simplify right side
    51,699.46x = 1,393,489,168.60
  5. Step 5: Solve for x
    x = 1,393,489,168.60/51,699.46
  6. Step 6: Final answer
    x = 26,953.65

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1.5x scale

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.