Home / 47,074.36-70,622.52-15,909.64

Finding the Fourth Proportional to 47,074.36, 70,622.52 and 15,909.64

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Solution

The fourth proportional to 47,074.36, 70,622.52 and 15,909.64 is: 23,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,074.36 : 70,622.52 = 15,909.64 : x
  2. Step 2: Convert to fraction form
    47,074.36/70,622.52 = 15,909.64/x
  3. Step 3: Cross multiply
    47,074.36x = 70,622.52 × 15,909.64
  4. Step 4: Simplify right side
    47,074.36x = 1,123,578,869.09
  5. Step 5: Solve for x
    x = 1,123,578,869.09/47,074.36
  6. Step 6: Final answer
    x = 23,868.17

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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.