Home / 34,860.27-52,290.34-9,900.55

Finding the Fourth Proportional to 34,860.27, 52,290.34 and 9,900.55

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Solution

The fourth proportional to 34,860.27, 52,290.34 and 9,900.55 is: 14,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,860.27 : 52,290.34 = 9,900.55 : x
  2. Step 2: Convert to fraction form
    34,860.27/52,290.34 = 9,900.55/x
  3. Step 3: Cross multiply
    34,860.27x = 52,290.34 × 9,900.55
  4. Step 4: Simplify right side
    34,860.27x = 517,703,125.69
  5. Step 5: Solve for x
    x = 517,703,125.69/34,860.27
  6. Step 6: Final answer
    x = 14,850.81

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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.