Home / 14,308.08-21,427.46-7,269.56

Finding the Fourth Proportional to 14,308.08, 21,427.46 and 7,269.56

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Solution

The fourth proportional to 14,308.08, 21,427.46 and 7,269.56 is: 10,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,308.08 : 21,427.46 = 7,269.56 : x
  2. Step 2: Convert to fraction form
    14,308.08/21,427.46 = 7,269.56/x
  3. Step 3: Cross multiply
    14,308.08x = 21,427.46 × 7,269.56
  4. Step 4: Simplify right side
    14,308.08x = 155,768,206.12
  5. Step 5: Solve for x
    x = 155,768,206.12/14,308.08
  6. Step 6: Final answer
    x = 10,886.73

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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.