Home / 47,240.64-70,867.44-13,963.32

Finding the Fourth Proportional to 47,240.64, 70,867.44 and 13,963.32

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Solution

The fourth proportional to 47,240.64, 70,867.44 and 13,963.32 is: 20,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,240.64 : 70,867.44 = 13,963.32 : x
  2. Step 2: Convert to fraction form
    47,240.64/70,867.44 = 13,963.32/x
  3. Step 3: Cross multiply
    47,240.64x = 70,867.44 × 13,963.32
  4. Step 4: Simplify right side
    47,240.64x = 989,544,742.30
  5. Step 5: Solve for x
    x = 989,544,742.30/47,240.64
  6. Step 6: Final answer
    x = 20,946.90

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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.