Home / 23,185.33-31,995.70-12,574.93

Finding the Fourth Proportional to 23,185.33, 31,995.70 and 12,574.93

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Solution

The fourth proportional to 23,185.33, 31,995.70 and 12,574.93 is: 17,353.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185.33 : 31,995.70 = 12,574.93 : x
  2. Step 2: Convert to fraction form
    23,185.33/31,995.70 = 12,574.93/x
  3. Step 3: Cross multiply
    23,185.33x = 31,995.70 × 12,574.93
  4. Step 4: Simplify right side
    23,185.33x = 402,343,687.80
  5. Step 5: Solve for x
    x = 402,343,687.80/23,185.33
  6. Step 6: Final answer
    x = 17,353.37

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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.