Home / 14,588.20-20,110.98-10,383.40

Finding the Fourth Proportional to 14,588.20, 20,110.98 and 10,383.40

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Solution

The fourth proportional to 14,588.20, 20,110.98 and 10,383.40 is: 14,314.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,588.20 : 20,110.98 = 10,383.40 : x
  2. Step 2: Convert to fraction form
    14,588.20/20,110.98 = 10,383.40/x
  3. Step 3: Cross multiply
    14,588.20x = 20,110.98 × 10,383.40
  4. Step 4: Simplify right side
    14,588.20x = 208,820,349.73
  5. Step 5: Solve for x
    x = 208,820,349.73/14,588.20
  6. Step 6: Final answer
    x = 14,314.33

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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.