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Finding the Fourth Proportional to 47,187.77, 70,792.74 and 15,597.83

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Solution

The fourth proportional to 47,187.77, 70,792.74 and 15,597.83 is: 23,400.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,187.77 : 70,792.74 = 15,597.83 : x
  2. Step 2: Convert to fraction form
    47,187.77/70,792.74 = 15,597.83/x
  3. Step 3: Cross multiply
    47,187.77x = 70,792.74 × 15,597.83
  4. Step 4: Simplify right side
    47,187.77x = 1,104,213,045.77
  5. Step 5: Solve for x
    x = 1,104,213,045.77/47,187.77
  6. Step 6: Final answer
    x = 23,400.41

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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.