Home / 25,270.23-37,905.22-19,728.25

Finding the Fourth Proportional to 25,270.23, 37,905.22 and 19,728.25

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Solution

The fourth proportional to 25,270.23, 37,905.22 and 19,728.25 is: 29,592.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.23 : 37,905.22 = 19,728.25 : x
  2. Step 2: Convert to fraction form
    25,270.23/37,905.22 = 19,728.25/x
  3. Step 3: Cross multiply
    25,270.23x = 37,905.22 × 19,728.25
  4. Step 4: Simplify right side
    25,270.23x = 747,803,656.47
  5. Step 5: Solve for x
    x = 747,803,656.47/25,270.23
  6. Step 6: Final answer
    x = 29,592.28

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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.