Home / 31,747.61-47,579.63-17,714.25

Finding the Fourth Proportional to 31,747.61, 47,579.63 and 17,714.25

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Solution

The fourth proportional to 31,747.61, 47,579.63 and 17,714.25 is: 26,548.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,747.61 : 47,579.63 = 17,714.25 : x
  2. Step 2: Convert to fraction form
    31,747.61/47,579.63 = 17,714.25/x
  3. Step 3: Cross multiply
    31,747.61x = 47,579.63 × 17,714.25
  4. Step 4: Simplify right side
    31,747.61x = 842,837,460.73
  5. Step 5: Solve for x
    x = 842,837,460.73/31,747.61
  6. Step 6: Final answer
    x = 26,548.06

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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.