Home / 17,427.51-26,141.23-4,947.65

Finding the Fourth Proportional to 17,427.51, 26,141.23 and 4,947.65

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Solution

The fourth proportional to 17,427.51, 26,141.23 and 4,947.65 is: 7,421.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,427.51 : 26,141.23 = 4,947.65 : x
  2. Step 2: Convert to fraction form
    17,427.51/26,141.23 = 4,947.65/x
  3. Step 3: Cross multiply
    17,427.51x = 26,141.23 × 4,947.65
  4. Step 4: Simplify right side
    17,427.51x = 129,337,630.12
  5. Step 5: Solve for x
    x = 129,337,630.12/17,427.51
  6. Step 6: Final answer
    x = 7,421.46

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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.