Home / 23,861.24-32,937.35-20,490.51

Finding the Fourth Proportional to 23,861.24, 32,937.35 and 20,490.51

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Solution

The fourth proportional to 23,861.24, 32,937.35 and 20,490.51 is: 28,284.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,861.24 : 32,937.35 = 20,490.51 : x
  2. Step 2: Convert to fraction form
    23,861.24/32,937.35 = 20,490.51/x
  3. Step 3: Cross multiply
    23,861.24x = 32,937.35 × 20,490.51
  4. Step 4: Simplify right side
    23,861.24x = 674,902,997.10
  5. Step 5: Solve for x
    x = 674,902,997.10/23,861.24
  6. Step 6: Final answer
    x = 28,284.50

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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.