Home / 14,952.48-20,635.20-9,657.60

Finding the Fourth Proportional to 14,952.48, 20,635.20 and 9,657.60

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Solution

The fourth proportional to 14,952.48, 20,635.20 and 9,657.60 is: 13,327.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,952.48 : 20,635.20 = 9,657.60 : x
  2. Step 2: Convert to fraction form
    14,952.48/20,635.20 = 9,657.60/x
  3. Step 3: Cross multiply
    14,952.48x = 20,635.20 × 9,657.60
  4. Step 4: Simplify right side
    14,952.48x = 199,286,507.52
  5. Step 5: Solve for x
    x = 199,286,507.52/14,952.48
  6. Step 6: Final answer
    x = 13,327.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.