Home / 14,419.84-19,841.60-11,061.32

Finding the Fourth Proportional to 14,419.84, 19,841.60 and 11,061.32

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Solution

The fourth proportional to 14,419.84, 19,841.60 and 11,061.32 is: 15,220.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.84 : 19,841.60 = 11,061.32 : x
  2. Step 2: Convert to fraction form
    14,419.84/19,841.60 = 11,061.32/x
  3. Step 3: Cross multiply
    14,419.84x = 19,841.60 × 11,061.32
  4. Step 4: Simplify right side
    14,419.84x = 219,474,286.91
  5. Step 5: Solve for x
    x = 219,474,286.91/14,419.84
  6. Step 6: Final answer
    x = 15,220.30

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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.