Home / 47,163.07-70,728.20-17,564.76

Finding the Fourth Proportional to 47,163.07, 70,728.20 and 17,564.76

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Solution

The fourth proportional to 47,163.07, 70,728.20 and 17,564.76 is: 26,341.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,163.07 : 70,728.20 = 17,564.76 : x
  2. Step 2: Convert to fraction form
    47,163.07/70,728.20 = 17,564.76/x
  3. Step 3: Cross multiply
    47,163.07x = 70,728.20 × 17,564.76
  4. Step 4: Simplify right side
    47,163.07x = 1,242,323,416.77
  5. Step 5: Solve for x
    x = 1,242,323,416.77/47,163.07
  6. Step 6: Final answer
    x = 26,341.02

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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.