Home / 14,442.18-19,926.63-8,154.42

Finding the Fourth Proportional to 14,442.18, 19,926.63 and 8,154.42

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Solution

The fourth proportional to 14,442.18, 19,926.63 and 8,154.42 is: 11,251.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,442.18 : 19,926.63 = 8,154.42 : x
  2. Step 2: Convert to fraction form
    14,442.18/19,926.63 = 8,154.42/x
  3. Step 3: Cross multiply
    14,442.18x = 19,926.63 × 8,154.42
  4. Step 4: Simplify right side
    14,442.18x = 162,490,110.20
  5. Step 5: Solve for x
    x = 162,490,110.20/14,442.18
  6. Step 6: Final answer
    x = 11,251.08

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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.