Home / 20,392.66-30,588.63-5,601.52

Finding the Fourth Proportional to 20,392.66, 30,588.63 and 5,601.52

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Solution

The fourth proportional to 20,392.66, 30,588.63 and 5,601.52 is: 8,402.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,392.66 : 30,588.63 = 5,601.52 : x
  2. Step 2: Convert to fraction form
    20,392.66/30,588.63 = 5,601.52/x
  3. Step 3: Cross multiply
    20,392.66x = 30,588.63 × 5,601.52
  4. Step 4: Simplify right side
    20,392.66x = 171,342,822.72
  5. Step 5: Solve for x
    x = 171,342,822.72/20,392.66
  6. Step 6: Final answer
    x = 8,402.18

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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.