Home / 37,884.04-52,280.16-21,977.86

Finding the Fourth Proportional to 37,884.04, 52,280.16 and 21,977.86

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Solution

The fourth proportional to 37,884.04, 52,280.16 and 21,977.86 is: 30,329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,884.04 : 52,280.16 = 21,977.86 : x
  2. Step 2: Convert to fraction form
    37,884.04/52,280.16 = 21,977.86/x
  3. Step 3: Cross multiply
    37,884.04x = 52,280.16 × 21,977.86
  4. Step 4: Simplify right side
    37,884.04x = 1,149,006,037.26
  5. Step 5: Solve for x
    x = 1,149,006,037.26/37,884.04
  6. Step 6: Final answer
    x = 30,329.55

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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.