Home / 19,721.96-29,561.02-15,026.49

Finding the Fourth Proportional to 19,721.96, 29,561.02 and 15,026.49

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Solution

The fourth proportional to 19,721.96, 29,561.02 and 15,026.49 is: 22,523.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,721.96 : 29,561.02 = 15,026.49 : x
  2. Step 2: Convert to fraction form
    19,721.96/29,561.02 = 15,026.49/x
  3. Step 3: Cross multiply
    19,721.96x = 29,561.02 × 15,026.49
  4. Step 4: Simplify right side
    19,721.96x = 444,198,261.18
  5. Step 5: Solve for x
    x = 444,198,261.18/19,721.96
  6. Step 6: Final answer
    x = 22,523.03

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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.