Home / 31,357.39-43,273.08-17,017.29

Finding the Fourth Proportional to 31,357.39, 43,273.08 and 17,017.29

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Solution

The fourth proportional to 31,357.39, 43,273.08 and 17,017.29 is: 23,483.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,357.39 : 43,273.08 = 17,017.29 : x
  2. Step 2: Convert to fraction form
    31,357.39/43,273.08 = 17,017.29/x
  3. Step 3: Cross multiply
    31,357.39x = 43,273.08 × 17,017.29
  4. Step 4: Simplify right side
    31,357.39x = 736,390,551.55
  5. Step 5: Solve for x
    x = 736,390,551.55/31,357.39
  6. Step 6: Final answer
    x = 23,483.80

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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.