Home / 20,724.94-31,061.40-16,325.02

Finding the Fourth Proportional to 20,724.94, 31,061.40 and 16,325.02

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Solution

The fourth proportional to 20,724.94, 31,061.40 and 16,325.02 is: 24,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,724.94 : 31,061.40 = 16,325.02 : x
  2. Step 2: Convert to fraction form
    20,724.94/31,061.40 = 16,325.02/x
  3. Step 3: Cross multiply
    20,724.94x = 31,061.40 × 16,325.02
  4. Step 4: Simplify right side
    20,724.94x = 507,077,976.23
  5. Step 5: Solve for x
    x = 507,077,976.23/20,724.94
  6. Step 6: Final answer
    x = 24,467.04

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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.