Home / 31,495.74-47,251.73-11,774.44

Finding the Fourth Proportional to 31,495.74, 47,251.73 and 11,774.44

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Solution

The fourth proportional to 31,495.74, 47,251.73 and 11,774.44 is: 17,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495.74 : 47,251.73 = 11,774.44 : x
  2. Step 2: Convert to fraction form
    31,495.74/47,251.73 = 11,774.44/x
  3. Step 3: Cross multiply
    31,495.74x = 47,251.73 × 11,774.44
  4. Step 4: Simplify right side
    31,495.74x = 556,362,659.78
  5. Step 5: Solve for x
    x = 556,362,659.78/31,495.74
  6. Step 6: Final answer
    x = 17,664.70

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1.5x scale

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.