Home / 23,271.76-32,120.40-13,845.70

Finding the Fourth Proportional to 23,271.76, 32,120.40 and 13,845.70

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Solution

The fourth proportional to 23,271.76, 32,120.40 and 13,845.70 is: 19,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,271.76 : 32,120.40 = 13,845.70 : x
  2. Step 2: Convert to fraction form
    23,271.76/32,120.40 = 13,845.70/x
  3. Step 3: Cross multiply
    23,271.76x = 32,120.40 × 13,845.70
  4. Step 4: Simplify right side
    23,271.76x = 444,729,422.28
  5. Step 5: Solve for x
    x = 444,729,422.28/23,271.76
  6. Step 6: Final answer
    x = 19,110.26

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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.