Home / 50,851.50-76,281.60-13,411.26

Finding the Fourth Proportional to 50,851.50, 76,281.60 and 13,411.26

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Solution

The fourth proportional to 50,851.50, 76,281.60 and 13,411.26 is: 20,118.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,851.50 : 76,281.60 = 13,411.26 : x
  2. Step 2: Convert to fraction form
    50,851.50/76,281.60 = 13,411.26/x
  3. Step 3: Cross multiply
    50,851.50x = 76,281.60 × 13,411.26
  4. Step 4: Simplify right side
    50,851.50x = 1,023,032,370.82
  5. Step 5: Solve for x
    x = 1,023,032,370.82/50,851.50
  6. Step 6: Final answer
    x = 20,118.04

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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.