Home / 14,442.08-19,929.82-8,068.76

Finding the Fourth Proportional to 14,442.08, 19,929.82 and 8,068.76

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Solution

The fourth proportional to 14,442.08, 19,929.82 and 8,068.76 is: 11,134.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.08 : 19,929.82 = 8,068.76 : x
  2. Step 2: Convert to fraction form
    14,442.08/19,929.82 = 8,068.76/x
  3. Step 3: Cross multiply
    14,442.08x = 19,929.82 × 8,068.76
  4. Step 4: Simplify right side
    14,442.08x = 160,808,934.42
  5. Step 5: Solve for x
    x = 160,808,934.42/14,442.08
  6. Step 6: Final answer
    x = 11,134.75

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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.