Home / 21,617.91-32,425.70-6,625.01

Finding the Fourth Proportional to 21,617.91, 32,425.70 and 6,625.01

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Solution

The fourth proportional to 21,617.91, 32,425.70 and 6,625.01 is: 9,937.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,617.91 : 32,425.70 = 6,625.01 : x
  2. Step 2: Convert to fraction form
    21,617.91/32,425.70 = 6,625.01/x
  3. Step 3: Cross multiply
    21,617.91x = 32,425.70 × 6,625.01
  4. Step 4: Simplify right side
    21,617.91x = 214,820,634.70
  5. Step 5: Solve for x
    x = 214,820,634.70/21,617.91
  6. Step 6: Final answer
    x = 9,937.16

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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.