Home / 14,421.04-21,631.52-3,477.04

Finding the Fourth Proportional to 14,421.04, 21,631.52 and 3,477.04

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Solution

The fourth proportional to 14,421.04, 21,631.52 and 3,477.04 is: 5,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,421.04 : 21,631.52 = 3,477.04 : x
  2. Step 2: Convert to fraction form
    14,421.04/21,631.52 = 3,477.04/x
  3. Step 3: Cross multiply
    14,421.04x = 21,631.52 × 3,477.04
  4. Step 4: Simplify right side
    14,421.04x = 75,213,660.30
  5. Step 5: Solve for x
    x = 75,213,660.30/14,421.04
  6. Step 6: Final answer
    x = 5,215.55

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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.