Home / 31,185.52-43,035.94-17,038.46

Finding the Fourth Proportional to 31,185.52, 43,035.94 and 17,038.46

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Solution

The fourth proportional to 31,185.52, 43,035.94 and 17,038.46 is: 23,513.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,185.52 : 43,035.94 = 17,038.46 : x
  2. Step 2: Convert to fraction form
    31,185.52/43,035.94 = 17,038.46/x
  3. Step 3: Cross multiply
    31,185.52x = 43,035.94 × 17,038.46
  4. Step 4: Simplify right side
    31,185.52x = 733,266,271.14
  5. Step 5: Solve for x
    x = 733,266,271.14/31,185.52
  6. Step 6: Final answer
    x = 23,513.04

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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.