Home / 47,358.89-71,050.03-14,078.81

Finding the Fourth Proportional to 47,358.89, 71,050.03 and 14,078.81

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Solution

The fourth proportional to 47,358.89, 71,050.03 and 14,078.81 is: 21,121.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,358.89 : 71,050.03 = 14,078.81 : x
  2. Step 2: Convert to fraction form
    47,358.89/71,050.03 = 14,078.81/x
  3. Step 3: Cross multiply
    47,358.89x = 71,050.03 × 14,078.81
  4. Step 4: Simplify right side
    47,358.89x = 1,000,299,802.47
  5. Step 5: Solve for x
    x = 1,000,299,802.47/47,358.89
  6. Step 6: Final answer
    x = 21,121.69

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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.