Home / 31,717.20-47,511.21-15,026.64

Finding the Fourth Proportional to 31,717.20, 47,511.21 and 15,026.64

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Solution

The fourth proportional to 31,717.20, 47,511.21 and 15,026.64 is: 22,509.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,717.20 : 47,511.21 = 15,026.64 : x
  2. Step 2: Convert to fraction form
    31,717.20/47,511.21 = 15,026.64/x
  3. Step 3: Cross multiply
    31,717.20x = 47,511.21 × 15,026.64
  4. Step 4: Simplify right side
    31,717.20x = 713,933,848.63
  5. Step 5: Solve for x
    x = 713,933,848.63/31,717.20
  6. Step 6: Final answer
    x = 22,509.36

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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.