Home / 21,626.12-32,395.44-16,678.64

Finding the Fourth Proportional to 21,626.12, 32,395.44 and 16,678.64

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Solution

The fourth proportional to 21,626.12, 32,395.44 and 16,678.64 is: 24,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.12 : 32,395.44 = 16,678.64 : x
  2. Step 2: Convert to fraction form
    21,626.12/32,395.44 = 16,678.64/x
  3. Step 3: Cross multiply
    21,626.12x = 32,395.44 × 16,678.64
  4. Step 4: Simplify right side
    21,626.12x = 540,311,881.40
  5. Step 5: Solve for x
    x = 540,311,881.40/21,626.12
  6. Step 6: Final answer
    x = 24,984.23

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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.