Home / 10,400.26-15,656.56-9,496.30

Finding the Fourth Proportional to 10,400.26, 15,656.56 and 9,496.30

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Solution

The fourth proportional to 10,400.26, 15,656.56 and 9,496.30 is: 14,295.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.26 : 15,656.56 = 9,496.30 : x
  2. Step 2: Convert to fraction form
    10,400.26/15,656.56 = 9,496.30/x
  3. Step 3: Cross multiply
    10,400.26x = 15,656.56 × 9,496.30
  4. Step 4: Simplify right side
    10,400.26x = 148,679,390.73
  5. Step 5: Solve for x
    x = 148,679,390.73/10,400.26
  6. Step 6: Final answer
    x = 14,295.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.