Home / 14,014.62-19,330.65-11,904.30

Finding the Fourth Proportional to 14,014.62, 19,330.65 and 11,904.30

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Solution

The fourth proportional to 14,014.62, 19,330.65 and 11,904.30 is: 16,419.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.62 : 19,330.65 = 11,904.30 : x
  2. Step 2: Convert to fraction form
    14,014.62/19,330.65 = 11,904.30/x
  3. Step 3: Cross multiply
    14,014.62x = 19,330.65 × 11,904.30
  4. Step 4: Simplify right side
    14,014.62x = 230,117,856.80
  5. Step 5: Solve for x
    x = 230,117,856.80/14,014.62
  6. Step 6: Final answer
    x = 16,419.84

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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.