Home / 22,990.23-34,460.81-13,108.23

Finding the Fourth Proportional to 22,990.23, 34,460.81 and 13,108.23

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Solution

The fourth proportional to 22,990.23, 34,460.81 and 13,108.23 is: 19,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,990.23 : 34,460.81 = 13,108.23 : x
  2. Step 2: Convert to fraction form
    22,990.23/34,460.81 = 13,108.23/x
  3. Step 3: Cross multiply
    22,990.23x = 34,460.81 × 13,108.23
  4. Step 4: Simplify right side
    22,990.23x = 451,720,157.93
  5. Step 5: Solve for x
    x = 451,720,157.93/22,990.23
  6. Step 6: Final answer
    x = 19,648.35

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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.