Home / 16,513.70-22,780.44-10,453.66

Finding the Fourth Proportional to 16,513.70, 22,780.44 and 10,453.66

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Solution

The fourth proportional to 16,513.70, 22,780.44 and 10,453.66 is: 14,420.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513.70 : 22,780.44 = 10,453.66 : x
  2. Step 2: Convert to fraction form
    16,513.70/22,780.44 = 10,453.66/x
  3. Step 3: Cross multiply
    16,513.70x = 22,780.44 × 10,453.66
  4. Step 4: Simplify right side
    16,513.70x = 238,138,974.41
  5. Step 5: Solve for x
    x = 238,138,974.41/16,513.70
  6. Step 6: Final answer
    x = 14,420.69

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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.