Home / 47,860.74-66,051.72-26,640.36

Finding the Fourth Proportional to 47,860.74, 66,051.72 and 26,640.36

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Solution

The fourth proportional to 47,860.74, 66,051.72 and 26,640.36 is: 36,765.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,860.74 : 66,051.72 = 26,640.36 : x
  2. Step 2: Convert to fraction form
    47,860.74/66,051.72 = 26,640.36/x
  3. Step 3: Cross multiply
    47,860.74x = 66,051.72 × 26,640.36
  4. Step 4: Simplify right side
    47,860.74x = 1,759,641,599.42
  5. Step 5: Solve for x
    x = 1,759,641,599.42/47,860.74
  6. Step 6: Final answer
    x = 36,765.87

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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.