Home / 47,144.00-70,716-13,864.07

Finding the Fourth Proportional to 47,144.00, 70,716 and 13,864.07

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Solution

The fourth proportional to 47,144.00, 70,716 and 13,864.07 is: 20,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,144.00 : 70,716 = 13,864.07 : x
  2. Step 2: Convert to fraction form
    47,144.00/70,716 = 13,864.07/x
  3. Step 3: Cross multiply
    47,144.00x = 70,716 × 13,864.07
  4. Step 4: Simplify right side
    47,144.00x = 980,411,220.54
  5. Step 5: Solve for x
    x = 980,411,220.54/47,144.00
  6. Step 6: Final answer
    x = 20,796.10

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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.