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Finding the Fourth Proportional to 24,641.90, 36,960.81 and 12,795.64

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Solution

The fourth proportional to 24,641.90, 36,960.81 and 12,795.64 is: 19,192.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,641.90 : 36,960.81 = 12,795.64 : x
  2. Step 2: Convert to fraction form
    24,641.90/36,960.81 = 12,795.64/x
  3. Step 3: Cross multiply
    24,641.90x = 36,960.81 × 12,795.64
  4. Step 4: Simplify right side
    24,641.90x = 472,937,218.87
  5. Step 5: Solve for x
    x = 472,937,218.87/24,641.90
  6. Step 6: Final answer
    x = 19,192.40

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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.