Home / 29,484.20-40,728-23,557.43

Finding the Fourth Proportional to 29,484.20, 40,728 and 23,557.43

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Solution

The fourth proportional to 29,484.20, 40,728 and 23,557.43 is: 32,541.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,484.20 : 40,728 = 23,557.43 : x
  2. Step 2: Convert to fraction form
    29,484.20/40,728 = 23,557.43/x
  3. Step 3: Cross multiply
    29,484.20x = 40,728 × 23,557.43
  4. Step 4: Simplify right side
    29,484.20x = 959,446,805.40
  5. Step 5: Solve for x
    x = 959,446,805.40/29,484.20
  6. Step 6: Final answer
    x = 32,541.05

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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.