Home / 28,591.17-39,451.21-17,973.28

Finding the Fourth Proportional to 28,591.17, 39,451.21 and 17,973.28

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Solution

The fourth proportional to 28,591.17, 39,451.21 and 17,973.28 is: 24,800.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,591.17 : 39,451.21 = 17,973.28 : x
  2. Step 2: Convert to fraction form
    28,591.17/39,451.21 = 17,973.28/x
  3. Step 3: Cross multiply
    28,591.17x = 39,451.21 × 17,973.28
  4. Step 4: Simplify right side
    28,591.17x = 709,067,643.67
  5. Step 5: Solve for x
    x = 709,067,643.67/28,591.17
  6. Step 6: Final answer
    x = 24,800.23

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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.