Home / 15,719.36-23,565.28-6,353.60

Finding the Fourth Proportional to 15,719.36, 23,565.28 and 6,353.60

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Solution

The fourth proportional to 15,719.36, 23,565.28 and 6,353.60 is: 9,524.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,719.36 : 23,565.28 = 6,353.60 : x
  2. Step 2: Convert to fraction form
    15,719.36/23,565.28 = 6,353.60/x
  3. Step 3: Cross multiply
    15,719.36x = 23,565.28 × 6,353.60
  4. Step 4: Simplify right side
    15,719.36x = 149,724,363.01
  5. Step 5: Solve for x
    x = 149,724,363.01/15,719.36
  6. Step 6: Final answer
    x = 9,524.84

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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.