Home / 13,816.60-19,071.03-9,849.22

Finding the Fourth Proportional to 13,816.60, 19,071.03 and 9,849.22

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Solution

The fourth proportional to 13,816.60, 19,071.03 and 9,849.22 is: 13,594.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816.60 : 19,071.03 = 9,849.22 : x
  2. Step 2: Convert to fraction form
    13,816.60/19,071.03 = 9,849.22/x
  3. Step 3: Cross multiply
    13,816.60x = 19,071.03 × 9,849.22
  4. Step 4: Simplify right side
    13,816.60x = 187,834,770.10
  5. Step 5: Solve for x
    x = 187,834,770.10/13,816.60
  6. Step 6: Final answer
    x = 13,594.86

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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.