Home / 20,393.24-30,550.77-15,706.17

Finding the Fourth Proportional to 20,393.24, 30,550.77 and 15,706.17

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Solution

The fourth proportional to 20,393.24, 30,550.77 and 15,706.17 is: 23,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,393.24 : 30,550.77 = 15,706.17 : x
  2. Step 2: Convert to fraction form
    20,393.24/30,550.77 = 15,706.17/x
  3. Step 3: Cross multiply
    20,393.24x = 30,550.77 × 15,706.17
  4. Step 4: Simplify right side
    20,393.24x = 479,835,587.25
  5. Step 5: Solve for x
    x = 479,835,587.25/20,393.24
  6. Step 6: Final answer
    x = 23,529.15

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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.