Home / 15,816.87-23,726.43-4,722.66

Finding the Fourth Proportional to 15,816.87, 23,726.43 and 4,722.66

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Solution

The fourth proportional to 15,816.87, 23,726.43 and 4,722.66 is: 7,084.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,816.87 : 23,726.43 = 4,722.66 : x
  2. Step 2: Convert to fraction form
    15,816.87/23,726.43 = 4,722.66/x
  3. Step 3: Cross multiply
    15,816.87x = 23,726.43 × 4,722.66
  4. Step 4: Simplify right side
    15,816.87x = 112,051,861.90
  5. Step 5: Solve for x
    x = 112,051,861.90/15,816.87
  6. Step 6: Final answer
    x = 7,084.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.