Home / 47,698.72-65,824.08-26,478.88

Finding the Fourth Proportional to 47,698.72, 65,824.08 and 26,478.88

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Solution

The fourth proportional to 47,698.72, 65,824.08 and 26,478.88 is: 36,540.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,698.72 : 65,824.08 = 26,478.88 : x
  2. Step 2: Convert to fraction form
    47,698.72/65,824.08 = 26,478.88/x
  3. Step 3: Cross multiply
    47,698.72x = 65,824.08 × 26,478.88
  4. Step 4: Simplify right side
    47,698.72x = 1,742,947,915.43
  5. Step 5: Solve for x
    x = 1,742,947,915.43/47,698.72
  6. Step 6: Final answer
    x = 36,540.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.