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Finding the Fourth Proportional to 25,244.79, 37,867.18 and 6,776.79

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Solution

The fourth proportional to 25,244.79, 37,867.18 and 6,776.79 is: 10,165.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,244.79 : 37,867.18 = 6,776.79 : x
  2. Step 2: Convert to fraction form
    25,244.79/37,867.18 = 6,776.79/x
  3. Step 3: Cross multiply
    25,244.79x = 37,867.18 × 6,776.79
  4. Step 4: Simplify right side
    25,244.79x = 256,617,915.61
  5. Step 5: Solve for x
    x = 256,617,915.61/25,244.79
  6. Step 6: Final answer
    x = 10,165.18

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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.