Home / 25,174.74-37,747.47-18,515.22

Finding the Fourth Proportional to 25,174.74, 37,747.47 and 18,515.22

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Solution

The fourth proportional to 25,174.74, 37,747.47 and 18,515.22 is: 27,762.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,174.74 : 37,747.47 = 18,515.22 : x
  2. Step 2: Convert to fraction form
    25,174.74/37,747.47 = 18,515.22/x
  3. Step 3: Cross multiply
    25,174.74x = 37,747.47 × 18,515.22
  4. Step 4: Simplify right side
    25,174.74x = 698,902,711.49
  5. Step 5: Solve for x
    x = 698,902,711.49/25,174.74
  6. Step 6: Final answer
    x = 27,762.06

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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.