Home / 22,995.12-31,734.96-12,923.52

Finding the Fourth Proportional to 22,995.12, 31,734.96 and 12,923.52

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Solution

The fourth proportional to 22,995.12, 31,734.96 and 12,923.52 is: 17,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995.12 : 31,734.96 = 12,923.52 : x
  2. Step 2: Convert to fraction form
    22,995.12/31,734.96 = 12,923.52/x
  3. Step 3: Cross multiply
    22,995.12x = 31,734.96 × 12,923.52
  4. Step 4: Simplify right side
    22,995.12x = 410,127,390.26
  5. Step 5: Solve for x
    x = 410,127,390.26/22,995.12
  6. Step 6: Final answer
    x = 17,835.41

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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.