Home / 34,359.36-51,525.72-12,168.60

Finding the Fourth Proportional to 34,359.36, 51,525.72 and 12,168.60

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Solution

The fourth proportional to 34,359.36, 51,525.72 and 12,168.60 is: 18,248.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,359.36 : 51,525.72 = 12,168.60 : x
  2. Step 2: Convert to fraction form
    34,359.36/51,525.72 = 12,168.60/x
  3. Step 3: Cross multiply
    34,359.36x = 51,525.72 × 12,168.60
  4. Step 4: Simplify right side
    34,359.36x = 626,995,876.39
  5. Step 5: Solve for x
    x = 626,995,876.39/34,359.36
  6. Step 6: Final answer
    x = 18,248.18

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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.