Home / 9,928.40-14,892.60-7,000.26

Finding the Fourth Proportional to 9,928.40, 14,892.60 and 7,000.26

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Solution

The fourth proportional to 9,928.40, 14,892.60 and 7,000.26 is: 10,500.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928.40 : 14,892.60 = 7,000.26 : x
  2. Step 2: Convert to fraction form
    9,928.40/14,892.60 = 7,000.26/x
  3. Step 3: Cross multiply
    9,928.40x = 14,892.60 × 7,000.26
  4. Step 4: Simplify right side
    9,928.40x = 104,252,072.08
  5. Step 5: Solve for x
    x = 104,252,072.08/9,928.40
  6. Step 6: Final answer
    x = 10,500.39

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Similar ratio
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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.