Home / 31,423.59-43,364.07-17,083.58

Finding the Fourth Proportional to 31,423.59, 43,364.07 and 17,083.58

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Solution

The fourth proportional to 31,423.59, 43,364.07 and 17,083.58 is: 23,575.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,423.59 : 43,364.07 = 17,083.58 : x
  2. Step 2: Convert to fraction form
    31,423.59/43,364.07 = 17,083.58/x
  3. Step 3: Cross multiply
    31,423.59x = 43,364.07 × 17,083.58
  4. Step 4: Simplify right side
    31,423.59x = 740,813,342.15
  5. Step 5: Solve for x
    x = 740,813,342.15/31,423.59
  6. Step 6: Final answer
    x = 23,575.07

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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.