Home / 15,582.57-23,359.98-5,719.56

Finding the Fourth Proportional to 15,582.57, 23,359.98 and 5,719.56

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Solution

The fourth proportional to 15,582.57, 23,359.98 and 5,719.56 is: 8,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,582.57 : 23,359.98 = 5,719.56 : x
  2. Step 2: Convert to fraction form
    15,582.57/23,359.98 = 5,719.56/x
  3. Step 3: Cross multiply
    15,582.57x = 23,359.98 × 5,719.56
  4. Step 4: Simplify right side
    15,582.57x = 133,608,807.21
  5. Step 5: Solve for x
    x = 133,608,807.21/15,582.57
  6. Step 6: Final answer
    x = 8,574.25

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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.