Home / 21,617.13-32,426.68-6,623.17

Finding the Fourth Proportional to 21,617.13, 32,426.68 and 6,623.17

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Solution

The fourth proportional to 21,617.13, 32,426.68 and 6,623.17 is: 9,935.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,617.13 : 32,426.68 = 6,623.17 : x
  2. Step 2: Convert to fraction form
    21,617.13/32,426.68 = 6,623.17/x
  3. Step 3: Cross multiply
    21,617.13x = 32,426.68 × 6,623.17
  4. Step 4: Simplify right side
    21,617.13x = 214,767,475.41
  5. Step 5: Solve for x
    x = 214,767,475.41/21,617.13
  6. Step 6: Final answer
    x = 9,935.06

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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.