Home / 21,341.80-32,022.30-10,244.20

Finding the Fourth Proportional to 21,341.80, 32,022.30 and 10,244.20

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Solution

The fourth proportional to 21,341.80, 32,022.30 and 10,244.20 is: 15,370.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,341.80 : 32,022.30 = 10,244.20 : x
  2. Step 2: Convert to fraction form
    21,341.80/32,022.30 = 10,244.20/x
  3. Step 3: Cross multiply
    21,341.80x = 32,022.30 × 10,244.20
  4. Step 4: Simplify right side
    21,341.80x = 328,042,845.66
  5. Step 5: Solve for x
    x = 328,042,845.66/21,341.80
  6. Step 6: Final answer
    x = 15,370.91

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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.