Home / 23,343.72-32,188.79-15,776.93

Finding the Fourth Proportional to 23,343.72, 32,188.79 and 15,776.93

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Solution

The fourth proportional to 23,343.72, 32,188.79 and 15,776.93 is: 21,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,343.72 : 32,188.79 = 15,776.93 : x
  2. Step 2: Convert to fraction form
    23,343.72/32,188.79 = 15,776.93/x
  3. Step 3: Cross multiply
    23,343.72x = 32,188.79 × 15,776.93
  4. Step 4: Simplify right side
    23,343.72x = 507,840,286.61
  5. Step 5: Solve for x
    x = 507,840,286.61/23,343.72
  6. Step 6: Final answer
    x = 21,754.90

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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.