Home / 47,411.08-65,440.32-29,495.40

Finding the Fourth Proportional to 47,411.08, 65,440.32 and 29,495.40

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Solution

The fourth proportional to 47,411.08, 65,440.32 and 29,495.40 is: 40,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,411.08 : 65,440.32 = 29,495.40 : x
  2. Step 2: Convert to fraction form
    47,411.08/65,440.32 = 29,495.40/x
  3. Step 3: Cross multiply
    47,411.08x = 65,440.32 × 29,495.40
  4. Step 4: Simplify right side
    47,411.08x = 1,930,188,087.33
  5. Step 5: Solve for x
    x = 1,930,188,087.33/47,411.08
  6. Step 6: Final answer
    x = 40,711.76

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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.