Home / 29,362.06-40,520.35-15,933.88

Finding the Fourth Proportional to 29,362.06, 40,520.35 and 15,933.88

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Solution

The fourth proportional to 29,362.06, 40,520.35 and 15,933.88 is: 21,989.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,362.06 : 40,520.35 = 15,933.88 : x
  2. Step 2: Convert to fraction form
    29,362.06/40,520.35 = 15,933.88/x
  3. Step 3: Cross multiply
    29,362.06x = 40,520.35 × 15,933.88
  4. Step 4: Simplify right side
    29,362.06x = 645,646,394.46
  5. Step 5: Solve for x
    x = 645,646,394.46/29,362.06
  6. Step 6: Final answer
    x = 21,989.14

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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.