Home / 31,353.52-43,269.11-17,206.87

Finding the Fourth Proportional to 31,353.52, 43,269.11 and 17,206.87

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Solution

The fourth proportional to 31,353.52, 43,269.11 and 17,206.87 is: 23,746.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353.52 : 43,269.11 = 17,206.87 : x
  2. Step 2: Convert to fraction form
    31,353.52/43,269.11 = 17,206.87/x
  3. Step 3: Cross multiply
    31,353.52x = 43,269.11 × 17,206.87
  4. Step 4: Simplify right side
    31,353.52x = 744,525,950.79
  5. Step 5: Solve for x
    x = 744,525,950.79/31,353.52
  6. Step 6: Final answer
    x = 23,746.17

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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.