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Finding the Fourth Proportional to 29,943.50, 44,915.06 and 7,756.82

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Solution

The fourth proportional to 29,943.50, 44,915.06 and 7,756.82 is: 11,635.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,943.50 : 44,915.06 = 7,756.82 : x
  2. Step 2: Convert to fraction form
    29,943.50/44,915.06 = 7,756.82/x
  3. Step 3: Cross multiply
    29,943.50x = 44,915.06 × 7,756.82
  4. Step 4: Simplify right side
    29,943.50x = 348,398,035.71
  5. Step 5: Solve for x
    x = 348,398,035.71/29,943.50
  6. Step 6: Final answer
    x = 11,635.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.