Home / 22,724.37-31,357.40-12,652.43

Finding the Fourth Proportional to 22,724.37, 31,357.40 and 12,652.43

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Solution

The fourth proportional to 22,724.37, 31,357.40 and 12,652.43 is: 17,459.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,724.37 : 31,357.40 = 12,652.43 : x
  2. Step 2: Convert to fraction form
    22,724.37/31,357.40 = 12,652.43/x
  3. Step 3: Cross multiply
    22,724.37x = 31,357.40 × 12,652.43
  4. Step 4: Simplify right side
    22,724.37x = 396,747,088.43
  5. Step 5: Solve for x
    x = 396,747,088.43/22,724.37
  6. Step 6: Final answer
    x = 17,459.10

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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.