Home / 31,412.06-43,348.98-17,071.89

Finding the Fourth Proportional to 31,412.06, 43,348.98 and 17,071.89

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Solution

The fourth proportional to 31,412.06, 43,348.98 and 17,071.89 is: 23,559.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,412.06 : 43,348.98 = 17,071.89 : x
  2. Step 2: Convert to fraction form
    31,412.06/43,348.98 = 17,071.89/x
  3. Step 3: Cross multiply
    31,412.06x = 43,348.98 × 17,071.89
  4. Step 4: Simplify right side
    31,412.06x = 740,049,285.39
  5. Step 5: Solve for x
    x = 740,049,285.39/31,412.06
  6. Step 6: Final answer
    x = 23,559.40

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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.