Home / 14,311.48-19,750.62-8,646.17

Finding the Fourth Proportional to 14,311.48, 19,750.62 and 8,646.17

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Solution

The fourth proportional to 14,311.48, 19,750.62 and 8,646.17 is: 11,932.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,311.48 : 19,750.62 = 8,646.17 : x
  2. Step 2: Convert to fraction form
    14,311.48/19,750.62 = 8,646.17/x
  3. Step 3: Cross multiply
    14,311.48x = 19,750.62 × 8,646.17
  4. Step 4: Simplify right side
    14,311.48x = 170,767,154.15
  5. Step 5: Solve for x
    x = 170,767,154.15/14,311.48
  6. Step 6: Final answer
    x = 11,932.18

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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.