Home / 10,293.80-14,206.30-8,612.24

Finding the Fourth Proportional to 10,293.80, 14,206.30 and 8,612.24

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Solution

The fourth proportional to 10,293.80, 14,206.30 and 8,612.24 is: 11,885.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293.80 : 14,206.30 = 8,612.24 : x
  2. Step 2: Convert to fraction form
    10,293.80/14,206.30 = 8,612.24/x
  3. Step 3: Cross multiply
    10,293.80x = 14,206.30 × 8,612.24
  4. Step 4: Simplify right side
    10,293.80x = 122,348,065.11
  5. Step 5: Solve for x
    x = 122,348,065.11/10,293.80
  6. Step 6: Final answer
    x = 11,885.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.