Home / 23,031.51-34,367.62-20,549.26

Finding the Fourth Proportional to 23,031.51, 34,367.62 and 20,549.26

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Solution

The fourth proportional to 23,031.51, 34,367.62 and 20,549.26 is: 30,663.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,031.51 : 34,367.62 = 20,549.26 : x
  2. Step 2: Convert to fraction form
    23,031.51/34,367.62 = 20,549.26/x
  3. Step 3: Cross multiply
    23,031.51x = 34,367.62 × 20,549.26
  4. Step 4: Simplify right side
    23,031.51x = 706,229,158.96
  5. Step 5: Solve for x
    x = 706,229,158.96/23,031.51
  6. Step 6: Final answer
    x = 30,663.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.