Home / 25,295.36-37,924.29-12,135.20

Finding the Fourth Proportional to 25,295.36, 37,924.29 and 12,135.20

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Solution

The fourth proportional to 25,295.36, 37,924.29 and 12,135.20 is: 18,193.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,295.36 : 37,924.29 = 12,135.20 : x
  2. Step 2: Convert to fraction form
    25,295.36/37,924.29 = 12,135.20/x
  3. Step 3: Cross multiply
    25,295.36x = 37,924.29 × 12,135.20
  4. Step 4: Simplify right side
    25,295.36x = 460,218,654.39
  5. Step 5: Solve for x
    x = 460,218,654.39/25,295.36
  6. Step 6: Final answer
    x = 18,193.80

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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.