Home / 51,458.76-77,197.41-18,198.18

Finding the Fourth Proportional to 51,458.76, 77,197.41 and 18,198.18

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Solution

The fourth proportional to 51,458.76, 77,197.41 and 18,198.18 is: 27,300.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,458.76 : 77,197.41 = 18,198.18 : x
  2. Step 2: Convert to fraction form
    51,458.76/77,197.41 = 18,198.18/x
  3. Step 3: Cross multiply
    51,458.76x = 77,197.41 × 18,198.18
  4. Step 4: Simplify right side
    51,458.76x = 1,404,852,362.71
  5. Step 5: Solve for x
    x = 1,404,852,362.71/51,458.76
  6. Step 6: Final answer
    x = 27,300.55

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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.