Home / 47,604.28-65,706.96-29,688.52

Finding the Fourth Proportional to 47,604.28, 65,706.96 and 29,688.52

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Solution

The fourth proportional to 47,604.28, 65,706.96 and 29,688.52 is: 40,978.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,604.28 : 65,706.96 = 29,688.52 : x
  2. Step 2: Convert to fraction form
    47,604.28/65,706.96 = 29,688.52/x
  3. Step 3: Cross multiply
    47,604.28x = 65,706.96 × 29,688.52
  4. Step 4: Simplify right side
    47,604.28x = 1,950,742,396.10
  5. Step 5: Solve for x
    x = 1,950,742,396.10/47,604.28
  6. Step 6: Final answer
    x = 40,978.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.