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Finding the Fourth Proportional to 10,963.84, 15,203.28 and 10,594.40

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Solution

The fourth proportional to 10,963.84, 15,203.28 and 10,594.40 is: 14,690.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.84 : 15,203.28 = 10,594.40 : x
  2. Step 2: Convert to fraction form
    10,963.84/15,203.28 = 10,594.40/x
  3. Step 3: Cross multiply
    10,963.84x = 15,203.28 × 10,594.40
  4. Step 4: Simplify right side
    10,963.84x = 161,069,629.63
  5. Step 5: Solve for x
    x = 161,069,629.63/10,963.84
  6. Step 6: Final answer
    x = 14,690.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.