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Finding the Fourth Proportional to 25,088.88, 37,639.08 and 8,448.48

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Solution

The fourth proportional to 25,088.88, 37,639.08 and 8,448.48 is: 12,674.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,088.88 : 37,639.08 = 8,448.48 : x
  2. Step 2: Convert to fraction form
    25,088.88/37,639.08 = 8,448.48/x
  3. Step 3: Cross multiply
    25,088.88x = 37,639.08 × 8,448.48
  4. Step 4: Simplify right side
    25,088.88x = 317,993,014.60
  5. Step 5: Solve for x
    x = 317,993,014.60/25,088.88
  6. Step 6: Final answer
    x = 12,674.66

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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.