Home / 14,441.91-19,927.58-8,154.15

Finding the Fourth Proportional to 14,441.91, 19,927.58 and 8,154.15

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Solution

The fourth proportional to 14,441.91, 19,927.58 and 8,154.15 is: 11,251.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,441.91 : 19,927.58 = 8,154.15 : x
  2. Step 2: Convert to fraction form
    14,441.91/19,927.58 = 8,154.15/x
  3. Step 3: Cross multiply
    14,441.91x = 19,927.58 × 8,154.15
  4. Step 4: Simplify right side
    14,441.91x = 162,492,376.82
  5. Step 5: Solve for x
    x = 162,492,376.82/14,441.91
  6. Step 6: Final answer
    x = 11,251.45

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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.