Home / 47,870.58-66,059.88-26,648.78

Finding the Fourth Proportional to 47,870.58, 66,059.88 and 26,648.78

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Solution

The fourth proportional to 47,870.58, 66,059.88 and 26,648.78 is: 36,774.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,870.58 : 66,059.88 = 26,648.78 : x
  2. Step 2: Convert to fraction form
    47,870.58/66,059.88 = 26,648.78/x
  3. Step 3: Cross multiply
    47,870.58x = 66,059.88 × 26,648.78
  4. Step 4: Simplify right side
    47,870.58x = 1,760,415,208.95
  5. Step 5: Solve for x
    x = 1,760,415,208.95/47,870.58
  6. Step 6: Final answer
    x = 36,774.47

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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.