Home / 21,995.22-32,977.17-10,302.06

Finding the Fourth Proportional to 21,995.22, 32,977.17 and 10,302.06

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Solution

The fourth proportional to 21,995.22, 32,977.17 and 10,302.06 is: 15,445.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,995.22 : 32,977.17 = 10,302.06 : x
  2. Step 2: Convert to fraction form
    21,995.22/32,977.17 = 10,302.06/x
  3. Step 3: Cross multiply
    21,995.22x = 32,977.17 × 10,302.06
  4. Step 4: Simplify right side
    21,995.22x = 339,732,783.97
  5. Step 5: Solve for x
    x = 339,732,783.97/21,995.22
  6. Step 6: Final answer
    x = 15,445.76

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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.