Home / 31,536.13-47,304.19-12,826.34

Finding the Fourth Proportional to 31,536.13, 47,304.19 and 12,826.34

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Solution

The fourth proportional to 31,536.13, 47,304.19 and 12,826.34 is: 19,239.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536.13 : 47,304.19 = 12,826.34 : x
  2. Step 2: Convert to fraction form
    31,536.13/47,304.19 = 12,826.34/x
  3. Step 3: Cross multiply
    31,536.13x = 47,304.19 × 12,826.34
  4. Step 4: Simplify right side
    31,536.13x = 606,739,592.30
  5. Step 5: Solve for x
    x = 606,739,592.30/31,536.13
  6. Step 6: Final answer
    x = 19,239.51

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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.