Home / 17,427.76-26,141.23-4,280.11

Finding the Fourth Proportional to 17,427.76, 26,141.23 and 4,280.11

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Solution

The fourth proportional to 17,427.76, 26,141.23 and 4,280.11 is: 6,420.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,427.76 : 26,141.23 = 4,280.11 : x
  2. Step 2: Convert to fraction form
    17,427.76/26,141.23 = 4,280.11/x
  3. Step 3: Cross multiply
    17,427.76x = 26,141.23 × 4,280.11
  4. Step 4: Simplify right side
    17,427.76x = 111,887,339.94
  5. Step 5: Solve for x
    x = 111,887,339.94/17,427.76
  6. Step 6: Final answer
    x = 6,420.06

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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.