Home / 14,542.14-20,077.83-9,824.70

Finding the Fourth Proportional to 14,542.14, 20,077.83 and 9,824.70

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Solution

The fourth proportional to 14,542.14, 20,077.83 and 9,824.70 is: 13,564.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,542.14 : 20,077.83 = 9,824.70 : x
  2. Step 2: Convert to fraction form
    14,542.14/20,077.83 = 9,824.70/x
  3. Step 3: Cross multiply
    14,542.14x = 20,077.83 × 9,824.70
  4. Step 4: Simplify right side
    14,542.14x = 197,258,656.40
  5. Step 5: Solve for x
    x = 197,258,656.40/14,542.14
  6. Step 6: Final answer
    x = 13,564.62

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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.