Home / 17,977.51-26,948.09-7,432.98

Finding the Fourth Proportional to 17,977.51, 26,948.09 and 7,432.98

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Solution

The fourth proportional to 17,977.51, 26,948.09 and 7,432.98 is: 11,141.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,977.51 : 26,948.09 = 7,432.98 : x
  2. Step 2: Convert to fraction form
    17,977.51/26,948.09 = 7,432.98/x
  3. Step 3: Cross multiply
    17,977.51x = 26,948.09 × 7,432.98
  4. Step 4: Simplify right side
    17,977.51x = 200,304,614.01
  5. Step 5: Solve for x
    x = 200,304,614.01/17,977.51
  6. Step 6: Final answer
    x = 11,141.96

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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.