Home / 23,730.24-32,712.48-20,356.80

Finding the Fourth Proportional to 23,730.24, 32,712.48 and 20,356.80

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Solution

The fourth proportional to 23,730.24, 32,712.48 and 20,356.80 is: 28,062.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,730.24 : 32,712.48 = 20,356.80 : x
  2. Step 2: Convert to fraction form
    23,730.24/32,712.48 = 20,356.80/x
  3. Step 3: Cross multiply
    23,730.24x = 32,712.48 × 20,356.80
  4. Step 4: Simplify right side
    23,730.24x = 665,921,412.86
  5. Step 5: Solve for x
    x = 665,921,412.86/23,730.24
  6. Step 6: Final answer
    x = 28,062.14

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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.