Home / 14,646.11-21,973.86-5,286.04

Finding the Fourth Proportional to 14,646.11, 21,973.86 and 5,286.04

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Solution

The fourth proportional to 14,646.11, 21,973.86 and 5,286.04 is: 7,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,646.11 : 21,973.86 = 5,286.04 : x
  2. Step 2: Convert to fraction form
    14,646.11/21,973.86 = 5,286.04/x
  3. Step 3: Cross multiply
    14,646.11x = 21,973.86 × 5,286.04
  4. Step 4: Simplify right side
    14,646.11x = 116,154,647.98
  5. Step 5: Solve for x
    x = 116,154,647.98/14,646.11
  6. Step 6: Final answer
    x = 7,930.75

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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.