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Finding the Fourth Proportional to 13,016.59, 19,524.88 and 7,473.45

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Solution

The fourth proportional to 13,016.59, 19,524.88 and 7,473.45 is: 11,210.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,016.59 : 19,524.88 = 7,473.45 : x
  2. Step 2: Convert to fraction form
    13,016.59/19,524.88 = 7,473.45/x
  3. Step 3: Cross multiply
    13,016.59x = 19,524.88 × 7,473.45
  4. Step 4: Simplify right side
    13,016.59x = 145,918,214.44
  5. Step 5: Solve for x
    x = 145,918,214.44/13,016.59
  6. Step 6: Final answer
    x = 11,210.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.