Home / 34,127.20-51,190.80-22,317.40

Finding the Fourth Proportional to 34,127.20, 51,190.80 and 22,317.40

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Solution

The fourth proportional to 34,127.20, 51,190.80 and 22,317.40 is: 33,476.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,127.20 : 51,190.80 = 22,317.40 : x
  2. Step 2: Convert to fraction form
    34,127.20/51,190.80 = 22,317.40/x
  3. Step 3: Cross multiply
    34,127.20x = 51,190.80 × 22,317.40
  4. Step 4: Simplify right side
    34,127.20x = 1,142,445,559.92
  5. Step 5: Solve for x
    x = 1,142,445,559.92/34,127.20
  6. Step 6: Final answer
    x = 33,476.10

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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.