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Finding the Fourth Proportional to 24,643.90, 36,963.81 and 12,797.64

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Solution

The fourth proportional to 24,643.90, 36,963.81 and 12,797.64 is: 19,195.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,643.90 : 36,963.81 = 12,797.64 : x
  2. Step 2: Convert to fraction form
    24,643.90/36,963.81 = 12,797.64/x
  3. Step 3: Cross multiply
    24,643.90x = 36,963.81 × 12,797.64
  4. Step 4: Simplify right side
    24,643.90x = 473,049,533.41
  5. Step 5: Solve for x
    x = 473,049,533.41/24,643.90
  6. Step 6: Final answer
    x = 19,195.40

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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.