Home / 15,737.19-21,716.90-8,567.24

Finding the Fourth Proportional to 15,737.19, 21,716.90 and 8,567.24

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Solution

The fourth proportional to 15,737.19, 21,716.90 and 8,567.24 is: 11,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,737.19 : 21,716.90 = 8,567.24 : x
  2. Step 2: Convert to fraction form
    15,737.19/21,716.90 = 8,567.24/x
  3. Step 3: Cross multiply
    15,737.19x = 21,716.90 × 8,567.24
  4. Step 4: Simplify right side
    15,737.19x = 186,053,894.36
  5. Step 5: Solve for x
    x = 186,053,894.36/15,737.19
  6. Step 6: Final answer
    x = 11,822.56

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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.