Home / 20,724.19-31,060.28-16,324.27

Finding the Fourth Proportional to 20,724.19, 31,060.28 and 16,324.27

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Solution

The fourth proportional to 20,724.19, 31,060.28 and 16,324.27 is: 24,465.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,724.19 : 31,060.28 = 16,324.27 : x
  2. Step 2: Convert to fraction form
    20,724.19/31,060.28 = 16,324.27/x
  3. Step 3: Cross multiply
    20,724.19x = 31,060.28 × 16,324.27
  4. Step 4: Simplify right side
    20,724.19x = 507,036,315.37
  5. Step 5: Solve for x
    x = 507,036,315.37/20,724.19
  6. Step 6: Final answer
    x = 24,465.92

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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.