Home / 16,513.74-22,789.26-9,440.28

Finding the Fourth Proportional to 16,513.74, 22,789.26 and 9,440.28

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Solution

The fourth proportional to 16,513.74, 22,789.26 and 9,440.28 is: 13,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513.74 : 22,789.26 = 9,440.28 : x
  2. Step 2: Convert to fraction form
    16,513.74/22,789.26 = 9,440.28/x
  3. Step 3: Cross multiply
    16,513.74x = 22,789.26 × 9,440.28
  4. Step 4: Simplify right side
    16,513.74x = 215,136,995.39
  5. Step 5: Solve for x
    x = 215,136,995.39/16,513.74
  6. Step 6: Final answer
    x = 13,027.76

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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.