Home / 14,572.56-21,821.76-9,634.80

Finding the Fourth Proportional to 14,572.56, 21,821.76 and 9,634.80

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Solution

The fourth proportional to 14,572.56, 21,821.76 and 9,634.80 is: 14,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.56 : 21,821.76 = 9,634.80 : x
  2. Step 2: Convert to fraction form
    14,572.56/21,821.76 = 9,634.80/x
  3. Step 3: Cross multiply
    14,572.56x = 21,821.76 × 9,634.80
  4. Step 4: Simplify right side
    14,572.56x = 210,248,293.25
  5. Step 5: Solve for x
    x = 210,248,293.25/14,572.56
  6. Step 6: Final answer
    x = 14,427.68

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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.