Home / 23,271.76-32,115.42-12,661.56

Finding the Fourth Proportional to 23,271.76, 32,115.42 and 12,661.56

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Solution

The fourth proportional to 23,271.76, 32,115.42 and 12,661.56 is: 17,473.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,271.76 : 32,115.42 = 12,661.56 : x
  2. Step 2: Convert to fraction form
    23,271.76/32,115.42 = 12,661.56/x
  3. Step 3: Cross multiply
    23,271.76x = 32,115.42 × 12,661.56
  4. Step 4: Simplify right side
    23,271.76x = 406,631,317.26
  5. Step 5: Solve for x
    x = 406,631,317.26/23,271.76
  6. Step 6: Final answer
    x = 17,473.17

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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.