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Finding the Fourth Proportional to 12,963.00, 19,454.88 and 5,946.32

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Solution

The fourth proportional to 12,963.00, 19,454.88 and 5,946.32 is: 8,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,963.00 : 19,454.88 = 5,946.32 : x
  2. Step 2: Convert to fraction form
    12,963.00/19,454.88 = 5,946.32/x
  3. Step 3: Cross multiply
    12,963.00x = 19,454.88 × 5,946.32
  4. Step 4: Simplify right side
    12,963.00x = 115,684,822.47
  5. Step 5: Solve for x
    x = 115,684,822.47/12,963.00
  6. Step 6: Final answer
    x = 8,924.23

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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.