Home / 14,646.62-21,960.61-12,426.22

Finding the Fourth Proportional to 14,646.62, 21,960.61 and 12,426.22

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Solution

The fourth proportional to 14,646.62, 21,960.61 and 12,426.22 is: 18,631.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.62 : 21,960.61 = 12,426.22 : x
  2. Step 2: Convert to fraction form
    14,646.62/21,960.61 = 12,426.22/x
  3. Step 3: Cross multiply
    14,646.62x = 21,960.61 × 12,426.22
  4. Step 4: Simplify right side
    14,646.62x = 272,887,267.35
  5. Step 5: Solve for x
    x = 272,887,267.35/14,646.62
  6. Step 6: Final answer
    x = 18,631.42

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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.