Home / 37,415.04-51,635.52-21,500.16

Finding the Fourth Proportional to 37,415.04, 51,635.52 and 21,500.16

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Solution

The fourth proportional to 37,415.04, 51,635.52 and 21,500.16 is: 29,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,415.04 : 51,635.52 = 21,500.16 : x
  2. Step 2: Convert to fraction form
    37,415.04/51,635.52 = 21,500.16/x
  3. Step 3: Cross multiply
    37,415.04x = 51,635.52 × 21,500.16
  4. Step 4: Simplify right side
    37,415.04x = 1,110,171,941.68
  5. Step 5: Solve for x
    x = 1,110,171,941.68/37,415.04
  6. Step 6: Final answer
    x = 29,671.81

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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.