Home / 36,681.31-54,982.23-17,974

Finding the Fourth Proportional to 36,681.31, 54,982.23 and 17,974

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Solution

The fourth proportional to 36,681.31, 54,982.23 and 17,974 is: 26,941.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,681.31 : 54,982.23 = 17,974 : x
  2. Step 2: Convert to fraction form
    36,681.31/54,982.23 = 17,974/x
  3. Step 3: Cross multiply
    36,681.31x = 54,982.23 × 17,974
  4. Step 4: Simplify right side
    36,681.31x = 988,250,602.02
  5. Step 5: Solve for x
    x = 988,250,602.02/36,681.31
  6. Step 6: Final answer
    x = 26,941.53

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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.