Home / 51,246.84-76,872.56-15,705.55

Finding the Fourth Proportional to 51,246.84, 76,872.56 and 15,705.55

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Solution

The fourth proportional to 51,246.84, 76,872.56 and 15,705.55 is: 23,559.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,246.84 : 76,872.56 = 15,705.55 : x
  2. Step 2: Convert to fraction form
    51,246.84/76,872.56 = 15,705.55/x
  3. Step 3: Cross multiply
    51,246.84x = 76,872.56 × 15,705.55
  4. Step 4: Simplify right side
    51,246.84x = 1,207,325,834.71
  5. Step 5: Solve for x
    x = 1,207,325,834.71/51,246.84
  6. Step 6: Final answer
    x = 23,559.03

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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.