Home / 14,087.04-19,419.84-9,882.24

Finding the Fourth Proportional to 14,087.04, 19,419.84 and 9,882.24

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Solution

The fourth proportional to 14,087.04, 19,419.84 and 9,882.24 is: 13,623.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.04 : 19,419.84 = 9,882.24 : x
  2. Step 2: Convert to fraction form
    14,087.04/19,419.84 = 9,882.24/x
  3. Step 3: Cross multiply
    14,087.04x = 19,419.84 × 9,882.24
  4. Step 4: Simplify right side
    14,087.04x = 191,911,519.64
  5. Step 5: Solve for x
    x = 191,911,519.64/14,087.04
  6. Step 6: Final answer
    x = 13,623.27

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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.