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Finding the Fourth Proportional to 14,295.30, 21,444.39 and 4,934.13

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Solution

The fourth proportional to 14,295.30, 21,444.39 and 4,934.13 is: 7,401.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295.30 : 21,444.39 = 4,934.13 : x
  2. Step 2: Convert to fraction form
    14,295.30/21,444.39 = 4,934.13/x
  3. Step 3: Cross multiply
    14,295.30x = 21,444.39 × 4,934.13
  4. Step 4: Simplify right side
    14,295.30x = 105,809,408.03
  5. Step 5: Solve for x
    x = 105,809,408.03/14,295.30
  6. Step 6: Final answer
    x = 7,401.69

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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.