Home / 15,346.32-22,969.96-7,940.60

Finding the Fourth Proportional to 15,346.32, 22,969.96 and 7,940.60

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Solution

The fourth proportional to 15,346.32, 22,969.96 and 7,940.60 is: 11,885.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,346.32 : 22,969.96 = 7,940.60 : x
  2. Step 2: Convert to fraction form
    15,346.32/22,969.96 = 7,940.60/x
  3. Step 3: Cross multiply
    15,346.32x = 22,969.96 × 7,940.60
  4. Step 4: Simplify right side
    15,346.32x = 182,395,264.38
  5. Step 5: Solve for x
    x = 182,395,264.38/15,346.32
  6. Step 6: Final answer
    x = 11,885.28

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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.