Home / 51,219.07-76,800.76-23,106.20

Finding the Fourth Proportional to 51,219.07, 76,800.76 and 23,106.20

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Solution

The fourth proportional to 51,219.07, 76,800.76 and 23,106.20 is: 34,646.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,219.07 : 76,800.76 = 23,106.20 : x
  2. Step 2: Convert to fraction form
    51,219.07/76,800.76 = 23,106.20/x
  3. Step 3: Cross multiply
    51,219.07x = 76,800.76 × 23,106.20
  4. Step 4: Simplify right side
    51,219.07x = 1,774,573,278.94
  5. Step 5: Solve for x
    x = 1,774,573,278.94/51,219.07
  6. Step 6: Final answer
    x = 34,646.73

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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.