Home / 29,541.61-40,771.34-18,787.50

Finding the Fourth Proportional to 29,541.61, 40,771.34 and 18,787.50

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Solution

The fourth proportional to 29,541.61, 40,771.34 and 18,787.50 is: 25,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,541.61 : 40,771.34 = 18,787.50 : x
  2. Step 2: Convert to fraction form
    29,541.61/40,771.34 = 18,787.50/x
  3. Step 3: Cross multiply
    29,541.61x = 40,771.34 × 18,787.50
  4. Step 4: Simplify right side
    29,541.61x = 765,991,252.46
  5. Step 5: Solve for x
    x = 765,991,252.46/29,541.61
  6. Step 6: Final answer
    x = 25,929.23

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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.