Home / 22,811.80-34,217.70-14,938.60

Finding the Fourth Proportional to 22,811.80, 34,217.70 and 14,938.60

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Solution

The fourth proportional to 22,811.80, 34,217.70 and 14,938.60 is: 22,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,811.80 : 34,217.70 = 14,938.60 : x
  2. Step 2: Convert to fraction form
    22,811.80/34,217.70 = 14,938.60/x
  3. Step 3: Cross multiply
    22,811.80x = 34,217.70 × 14,938.60
  4. Step 4: Simplify right side
    22,811.80x = 511,164,533.22
  5. Step 5: Solve for x
    x = 511,164,533.22/22,811.80
  6. Step 6: Final answer
    x = 22,407.90

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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.