Home / 14,272.92-21,394.80-4,910.13

Finding the Fourth Proportional to 14,272.92, 21,394.80 and 4,910.13

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Solution

The fourth proportional to 14,272.92, 21,394.80 and 4,910.13 is: 7,360.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.92 : 21,394.80 = 4,910.13 : x
  2. Step 2: Convert to fraction form
    14,272.92/21,394.80 = 4,910.13/x
  3. Step 3: Cross multiply
    14,272.92x = 21,394.80 × 4,910.13
  4. Step 4: Simplify right side
    14,272.92x = 105,051,249.32
  5. Step 5: Solve for x
    x = 105,051,249.32/14,272.92
  6. Step 6: Final answer
    x = 7,360.18

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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.