Home / 15,719.52-23,574.72-6,356.64

Finding the Fourth Proportional to 15,719.52, 23,574.72 and 6,356.64

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Solution

The fourth proportional to 15,719.52, 23,574.72 and 6,356.64 is: 9,533.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719.52 : 23,574.72 = 6,356.64 : x
  2. Step 2: Convert to fraction form
    15,719.52/23,574.72 = 6,356.64/x
  3. Step 3: Cross multiply
    15,719.52x = 23,574.72 × 6,356.64
  4. Step 4: Simplify right side
    15,719.52x = 149,856,008.14
  5. Step 5: Solve for x
    x = 149,856,008.14/15,719.52
  6. Step 6: Final answer
    x = 9,533.12

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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.