Home / 14,522.62-20,047.35-9,813.28

Finding the Fourth Proportional to 14,522.62, 20,047.35 and 9,813.28

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Solution

The fourth proportional to 14,522.62, 20,047.35 and 9,813.28 is: 13,546.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.62 : 20,047.35 = 9,813.28 : x
  2. Step 2: Convert to fraction form
    14,522.62/20,047.35 = 9,813.28/x
  3. Step 3: Cross multiply
    14,522.62x = 20,047.35 × 9,813.28
  4. Step 4: Simplify right side
    14,522.62x = 196,730,258.81
  5. Step 5: Solve for x
    x = 196,730,258.81/14,522.62
  6. Step 6: Final answer
    x = 13,546.47

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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.