Home / 31,236.84-43,106.10-17,089.80

Finding the Fourth Proportional to 31,236.84, 43,106.10 and 17,089.80

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Solution

The fourth proportional to 31,236.84, 43,106.10 and 17,089.80 is: 23,583.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,236.84 : 43,106.10 = 17,089.80 : x
  2. Step 2: Convert to fraction form
    31,236.84/43,106.10 = 17,089.80/x
  3. Step 3: Cross multiply
    31,236.84x = 43,106.10 × 17,089.80
  4. Step 4: Simplify right side
    31,236.84x = 736,674,627.78
  5. Step 5: Solve for x
    x = 736,674,627.78/31,236.84
  6. Step 6: Final answer
    x = 23,583.52

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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.