Home / 17,427.97-26,142.04-4,280.34

Finding the Fourth Proportional to 17,427.97, 26,142.04 and 4,280.34

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Solution

The fourth proportional to 17,427.97, 26,142.04 and 4,280.34 is: 6,420.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,427.97 : 26,142.04 = 4,280.34 : x
  2. Step 2: Convert to fraction form
    17,427.97/26,142.04 = 4,280.34/x
  3. Step 3: Cross multiply
    17,427.97x = 26,142.04 × 4,280.34
  4. Step 4: Simplify right side
    17,427.97x = 111,896,798.09
  5. Step 5: Solve for x
    x = 111,896,798.09/17,427.97
  6. Step 6: Final answer
    x = 6,420.53

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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.