Home / 14,443.11-19,929.52-8,068.92

Finding the Fourth Proportional to 14,443.11, 19,929.52 and 8,068.92

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Solution

The fourth proportional to 14,443.11, 19,929.52 and 8,068.92 is: 11,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.11 : 19,929.52 = 8,068.92 : x
  2. Step 2: Convert to fraction form
    14,443.11/19,929.52 = 8,068.92/x
  3. Step 3: Cross multiply
    14,443.11x = 19,929.52 × 8,068.92
  4. Step 4: Simplify right side
    14,443.11x = 160,809,712.60
  5. Step 5: Solve for x
    x = 160,809,712.60/14,443.11
  6. Step 6: Final answer
    x = 11,134.01

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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.