Home / 14,419.04-21,628.52-3,475.04

Finding the Fourth Proportional to 14,419.04, 21,628.52 and 3,475.04

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Solution

The fourth proportional to 14,419.04, 21,628.52 and 3,475.04 is: 5,212.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.04 : 21,628.52 = 3,475.04 : x
  2. Step 2: Convert to fraction form
    14,419.04/21,628.52 = 3,475.04/x
  3. Step 3: Cross multiply
    14,419.04x = 21,628.52 × 3,475.04
  4. Step 4: Simplify right side
    14,419.04x = 75,159,972.14
  5. Step 5: Solve for x
    x = 75,159,972.14/14,419.04
  6. Step 6: Final answer
    x = 5,212.55

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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.