Home / 16,243.60-22,426.60-13,266.58

Finding the Fourth Proportional to 16,243.60, 22,426.60 and 13,266.58

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Solution

The fourth proportional to 16,243.60, 22,426.60 and 13,266.58 is: 18,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,243.60 : 22,426.60 = 13,266.58 : x
  2. Step 2: Convert to fraction form
    16,243.60/22,426.60 = 13,266.58/x
  3. Step 3: Cross multiply
    16,243.60x = 22,426.60 × 13,266.58
  4. Step 4: Simplify right side
    16,243.60x = 297,524,283.03
  5. Step 5: Solve for x
    x = 297,524,283.03/16,243.60
  6. Step 6: Final answer
    x = 18,316.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.