Home / 50,995.55-76,496.70-13,555.10

Finding the Fourth Proportional to 50,995.55, 76,496.70 and 13,555.10

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Solution

The fourth proportional to 50,995.55, 76,496.70 and 13,555.10 is: 20,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,995.55 : 76,496.70 = 13,555.10 : x
  2. Step 2: Convert to fraction form
    50,995.55/76,496.70 = 13,555.10/x
  3. Step 3: Cross multiply
    50,995.55x = 76,496.70 × 13,555.10
  4. Step 4: Simplify right side
    50,995.55x = 1,036,920,418.17
  5. Step 5: Solve for x
    x = 1,036,920,418.17/50,995.55
  6. Step 6: Final answer
    x = 20,333.55

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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.