Home / 47,018.61-70,532.46-13,737.92

Finding the Fourth Proportional to 47,018.61, 70,532.46 and 13,737.92

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Solution

The fourth proportional to 47,018.61, 70,532.46 and 13,737.92 is: 20,608.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,018.61 : 70,532.46 = 13,737.92 : x
  2. Step 2: Convert to fraction form
    47,018.61/70,532.46 = 13,737.92/x
  3. Step 3: Cross multiply
    47,018.61x = 70,532.46 × 13,737.92
  4. Step 4: Simplify right side
    47,018.61x = 968,968,940.22
  5. Step 5: Solve for x
    x = 968,968,940.22/47,018.61
  6. Step 6: Final answer
    x = 20,608.20

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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.