Home / 38,137.50-52,632.99-21,373.74

Finding the Fourth Proportional to 38,137.50, 52,632.99 and 21,373.74

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Solution

The fourth proportional to 38,137.50, 52,632.99 and 21,373.74 is: 29,497.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,137.50 : 52,632.99 = 21,373.74 : x
  2. Step 2: Convert to fraction form
    38,137.50/52,632.99 = 21,373.74/x
  3. Step 3: Cross multiply
    38,137.50x = 52,632.99 × 21,373.74
  4. Step 4: Simplify right side
    38,137.50x = 1,124,963,843.68
  5. Step 5: Solve for x
    x = 1,124,963,843.68/38,137.50
  6. Step 6: Final answer
    x = 29,497.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.