Home / 14,979.87-22,337.64-14,244.09

Finding the Fourth Proportional to 14,979.87, 22,337.64 and 14,244.09

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Solution

The fourth proportional to 14,979.87, 22,337.64 and 14,244.09 is: 21,240.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,979.87 : 22,337.64 = 14,244.09 : x
  2. Step 2: Convert to fraction form
    14,979.87/22,337.64 = 14,244.09/x
  3. Step 3: Cross multiply
    14,979.87x = 22,337.64 × 14,244.09
  4. Step 4: Simplify right side
    14,979.87x = 318,179,354.55
  5. Step 5: Solve for x
    x = 318,179,354.55/14,979.87
  6. Step 6: Final answer
    x = 21,240.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.