Home / 26,289.60-39,463.20-14,625.60

Finding the Fourth Proportional to 26,289.60, 39,463.20 and 14,625.60

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Solution

The fourth proportional to 26,289.60, 39,463.20 and 14,625.60 is: 21,954.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,289.60 : 39,463.20 = 14,625.60 : x
  2. Step 2: Convert to fraction form
    26,289.60/39,463.20 = 14,625.60/x
  3. Step 3: Cross multiply
    26,289.60x = 39,463.20 × 14,625.60
  4. Step 4: Simplify right side
    26,289.60x = 577,172,977.92
  5. Step 5: Solve for x
    x = 577,172,977.92/26,289.60
  6. Step 6: Final answer
    x = 21,954.42

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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.