Home / 14,426.57-21,643.38-8,508.44

Finding the Fourth Proportional to 14,426.57, 21,643.38 and 8,508.44

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Solution

The fourth proportional to 14,426.57, 21,643.38 and 8,508.44 is: 12,764.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,426.57 : 21,643.38 = 8,508.44 : x
  2. Step 2: Convert to fraction form
    14,426.57/21,643.38 = 8,508.44/x
  3. Step 3: Cross multiply
    14,426.57x = 21,643.38 × 8,508.44
  4. Step 4: Simplify right side
    14,426.57x = 184,151,400.13
  5. Step 5: Solve for x
    x = 184,151,400.13/14,426.57
  6. Step 6: Final answer
    x = 12,764.74

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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.