Home / 41,988.94-57,925.99-28,372.58

Finding the Fourth Proportional to 41,988.94, 57,925.99 and 28,372.58

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Solution

The fourth proportional to 41,988.94, 57,925.99 and 28,372.58 is: 39,141.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,988.94 : 57,925.99 = 28,372.58 : x
  2. Step 2: Convert to fraction form
    41,988.94/57,925.99 = 28,372.58/x
  3. Step 3: Cross multiply
    41,988.94x = 57,925.99 × 28,372.58
  4. Step 4: Simplify right side
    41,988.94x = 1,643,509,785.35
  5. Step 5: Solve for x
    x = 1,643,509,785.35/41,988.94
  6. Step 6: Final answer
    x = 39,141.49

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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.