Home / 31,347.76-43,259.78-17,200.84

Finding the Fourth Proportional to 31,347.76, 43,259.78 and 17,200.84

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Solution

The fourth proportional to 31,347.76, 43,259.78 and 17,200.84 is: 23,737.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,347.76 : 43,259.78 = 17,200.84 : x
  2. Step 2: Convert to fraction form
    31,347.76/43,259.78 = 17,200.84/x
  3. Step 3: Cross multiply
    31,347.76x = 43,259.78 × 17,200.84
  4. Step 4: Simplify right side
    31,347.76x = 744,104,554.22
  5. Step 5: Solve for x
    x = 744,104,554.22/31,347.76
  6. Step 6: Final answer
    x = 23,737.09

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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.