Home / 47,039.13-70,551.41-13,751.37

Finding the Fourth Proportional to 47,039.13, 70,551.41 and 13,751.37

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Solution

The fourth proportional to 47,039.13, 70,551.41 and 13,751.37 is: 20,624.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,039.13 : 70,551.41 = 13,751.37 : x
  2. Step 2: Convert to fraction form
    47,039.13/70,551.41 = 13,751.37/x
  3. Step 3: Cross multiply
    47,039.13x = 70,551.41 × 13,751.37
  4. Step 4: Simplify right side
    47,039.13x = 970,178,474.17
  5. Step 5: Solve for x
    x = 970,178,474.17/47,039.13
  6. Step 6: Final answer
    x = 20,624.92

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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.