Home / 9,799.20-14,727.60-9,626.40

Finding the Fourth Proportional to 9,799.20, 14,727.60 and 9,626.40

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Solution

The fourth proportional to 9,799.20, 14,727.60 and 9,626.40 is: 14,467.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,799.20 : 14,727.60 = 9,626.40 : x
  2. Step 2: Convert to fraction form
    9,799.20/14,727.60 = 9,626.40/x
  3. Step 3: Cross multiply
    9,799.20x = 14,727.60 × 9,626.40
  4. Step 4: Simplify right side
    9,799.20x = 141,773,768.64
  5. Step 5: Solve for x
    x = 141,773,768.64/9,799.20
  6. Step 6: Final answer
    x = 14,467.89

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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.