Home / 19,568.36-29,352.18-4,776.86

Finding the Fourth Proportional to 19,568.36, 29,352.18 and 4,776.86

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Solution

The fourth proportional to 19,568.36, 29,352.18 and 4,776.86 is: 7,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,568.36 : 29,352.18 = 4,776.86 : x
  2. Step 2: Convert to fraction form
    19,568.36/29,352.18 = 4,776.86/x
  3. Step 3: Cross multiply
    19,568.36x = 29,352.18 × 4,776.86
  4. Step 4: Simplify right side
    19,568.36x = 140,211,254.55
  5. Step 5: Solve for x
    x = 140,211,254.55/19,568.36
  6. Step 6: Final answer
    x = 7,165.20

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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.