Home / 28,237.99-38,963.41-17,625.91

Finding the Fourth Proportional to 28,237.99, 38,963.41 and 17,625.91

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Solution

The fourth proportional to 28,237.99, 38,963.41 and 17,625.91 is: 24,320.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,237.99 : 38,963.41 = 17,625.91 : x
  2. Step 2: Convert to fraction form
    28,237.99/38,963.41 = 17,625.91/x
  3. Step 3: Cross multiply
    28,237.99x = 38,963.41 × 17,625.91
  4. Step 4: Simplify right side
    28,237.99x = 686,765,557.95
  5. Step 5: Solve for x
    x = 686,765,557.95/28,237.99
  6. Step 6: Final answer
    x = 24,320.62

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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.