Home / 47,192.12-70,767-13,900.52

Finding the Fourth Proportional to 47,192.12, 70,767 and 13,900.52

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Solution

The fourth proportional to 47,192.12, 70,767 and 13,900.52 is: 20,844.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,192.12 : 70,767 = 13,900.52 : x
  2. Step 2: Convert to fraction form
    47,192.12/70,767 = 13,900.52/x
  3. Step 3: Cross multiply
    47,192.12x = 70,767 × 13,900.52
  4. Step 4: Simplify right side
    47,192.12x = 983,698,098.84
  5. Step 5: Solve for x
    x = 983,698,098.84/47,192.12
  6. Step 6: Final answer
    x = 20,844.54

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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.