Home / 23,342.36-32,212.14-12,731.76

Finding the Fourth Proportional to 23,342.36, 32,212.14 and 12,731.76

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Solution

The fourth proportional to 23,342.36, 32,212.14 and 12,731.76 is: 17,569.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,342.36 : 32,212.14 = 12,731.76 : x
  2. Step 2: Convert to fraction form
    23,342.36/32,212.14 = 12,731.76/x
  3. Step 3: Cross multiply
    23,342.36x = 32,212.14 × 12,731.76
  4. Step 4: Simplify right side
    23,342.36x = 410,117,235.57
  5. Step 5: Solve for x
    x = 410,117,235.57/23,342.36
  6. Step 6: Final answer
    x = 17,569.66

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1.5x scale

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.