Home / 34,938.20-48,214.90-19,022.60

Finding the Fourth Proportional to 34,938.20, 48,214.90 and 19,022.60

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Solution

The fourth proportional to 34,938.20, 48,214.90 and 19,022.60 is: 26,251.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,938.20 : 48,214.90 = 19,022.60 : x
  2. Step 2: Convert to fraction form
    34,938.20/48,214.90 = 19,022.60/x
  3. Step 3: Cross multiply
    34,938.20x = 48,214.90 × 19,022.60
  4. Step 4: Simplify right side
    34,938.20x = 917,172,756.74
  5. Step 5: Solve for x
    x = 917,172,756.74/34,938.20
  6. Step 6: Final answer
    x = 26,251.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.