Home / 34,890.37-52,334.33-9,930.55

Finding the Fourth Proportional to 34,890.37, 52,334.33 and 9,930.55

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Solution

The fourth proportional to 34,890.37, 52,334.33 and 9,930.55 is: 14,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,890.37 : 52,334.33 = 9,930.55 : x
  2. Step 2: Convert to fraction form
    34,890.37/52,334.33 = 9,930.55/x
  3. Step 3: Cross multiply
    34,890.37x = 52,334.33 × 9,930.55
  4. Step 4: Simplify right side
    34,890.37x = 519,708,680.78
  5. Step 5: Solve for x
    x = 519,708,680.78/34,890.37
  6. Step 6: Final answer
    x = 14,895.48

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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.