Home / 23,636.40-35,443.32-13,778.52

Finding the Fourth Proportional to 23,636.40, 35,443.32 and 13,778.52

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Solution

The fourth proportional to 23,636.40, 35,443.32 and 13,778.52 is: 20,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,636.40 : 35,443.32 = 13,778.52 : x
  2. Step 2: Convert to fraction form
    23,636.40/35,443.32 = 13,778.52/x
  3. Step 3: Cross multiply
    23,636.40x = 35,443.32 × 13,778.52
  4. Step 4: Simplify right side
    23,636.40x = 488,356,493.49
  5. Step 5: Solve for x
    x = 488,356,493.49/23,636.40
  6. Step 6: Final answer
    x = 20,661.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.