Home / 25,129.74-37,634.40-14,008.80

Finding the Fourth Proportional to 25,129.74, 37,634.40 and 14,008.80

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Solution

The fourth proportional to 25,129.74, 37,634.40 and 14,008.80 is: 20,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.74 : 37,634.40 = 14,008.80 : x
  2. Step 2: Convert to fraction form
    25,129.74/37,634.40 = 14,008.80/x
  3. Step 3: Cross multiply
    25,129.74x = 37,634.40 × 14,008.80
  4. Step 4: Simplify right side
    25,129.74x = 527,212,782.72
  5. Step 5: Solve for x
    x = 527,212,782.72/25,129.74
  6. Step 6: Final answer
    x = 20,979.64

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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.