Home / 47,700.15-65,812.86-29,813.33

Finding the Fourth Proportional to 47,700.15, 65,812.86 and 29,813.33

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Solution

The fourth proportional to 47,700.15, 65,812.86 and 29,813.33 is: 41,134.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,700.15 : 65,812.86 = 29,813.33 : x
  2. Step 2: Convert to fraction form
    47,700.15/65,812.86 = 29,813.33/x
  3. Step 3: Cross multiply
    47,700.15x = 65,812.86 × 29,813.33
  4. Step 4: Simplify right side
    47,700.15x = 1,962,100,184.36
  5. Step 5: Solve for x
    x = 1,962,100,184.36/47,700.15
  6. Step 6: Final answer
    x = 41,134.05

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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.