Home / 16,103.58-22,223.19-10,440.60

Finding the Fourth Proportional to 16,103.58, 22,223.19 and 10,440.60

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Solution

The fourth proportional to 16,103.58, 22,223.19 and 10,440.60 is: 14,408.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,103.58 : 22,223.19 = 10,440.60 : x
  2. Step 2: Convert to fraction form
    16,103.58/22,223.19 = 10,440.60/x
  3. Step 3: Cross multiply
    16,103.58x = 22,223.19 × 10,440.60
  4. Step 4: Simplify right side
    16,103.58x = 232,023,437.51
  5. Step 5: Solve for x
    x = 232,023,437.51/16,103.58
  6. Step 6: Final answer
    x = 14,408.19

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Half scale
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Double scale
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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.