Home / 37,095.57-55,646.81-12,135.78

Finding the Fourth Proportional to 37,095.57, 55,646.81 and 12,135.78

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Solution

The fourth proportional to 37,095.57, 55,646.81 and 12,135.78 is: 18,204.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,095.57 : 55,646.81 = 12,135.78 : x
  2. Step 2: Convert to fraction form
    37,095.57/55,646.81 = 12,135.78/x
  3. Step 3: Cross multiply
    37,095.57x = 55,646.81 × 12,135.78
  4. Step 4: Simplify right side
    37,095.57x = 675,317,383.18
  5. Step 5: Solve for x
    x = 675,317,383.18/37,095.57
  6. Step 6: Final answer
    x = 18,204.80

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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.