Home / 22,753.60-31,419.12-16,054.08

Finding the Fourth Proportional to 22,753.60, 31,419.12 and 16,054.08

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Solution

The fourth proportional to 22,753.60, 31,419.12 and 16,054.08 is: 22,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,753.60 : 31,419.12 = 16,054.08 : x
  2. Step 2: Convert to fraction form
    22,753.60/31,419.12 = 16,054.08/x
  3. Step 3: Cross multiply
    22,753.60x = 31,419.12 × 16,054.08
  4. Step 4: Simplify right side
    22,753.60x = 504,405,066.01
  5. Step 5: Solve for x
    x = 504,405,066.01/22,753.60
  6. Step 6: Final answer
    x = 22,168.14

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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.