Home / 15,664.64-23,495.76-9,086.72

Finding the Fourth Proportional to 15,664.64, 23,495.76 and 9,086.72

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Solution

The fourth proportional to 15,664.64, 23,495.76 and 9,086.72 is: 13,629.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,664.64 : 23,495.76 = 9,086.72 : x
  2. Step 2: Convert to fraction form
    15,664.64/23,495.76 = 9,086.72/x
  3. Step 3: Cross multiply
    15,664.64x = 23,495.76 × 9,086.72
  4. Step 4: Simplify right side
    15,664.64x = 213,499,392.31
  5. Step 5: Solve for x
    x = 213,499,392.31/15,664.64
  6. Step 6: Final answer
    x = 13,629.38

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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.