Home / 23,271.36-32,115.08-12,661.60

Finding the Fourth Proportional to 23,271.36, 32,115.08 and 12,661.60

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Solution

The fourth proportional to 23,271.36, 32,115.08 and 12,661.60 is: 17,473.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,271.36 : 32,115.08 = 12,661.60 : x
  2. Step 2: Convert to fraction form
    23,271.36/32,115.08 = 12,661.60/x
  3. Step 3: Cross multiply
    23,271.36x = 32,115.08 × 12,661.60
  4. Step 4: Simplify right side
    23,271.36x = 406,628,296.93
  5. Step 5: Solve for x
    x = 406,628,296.93/23,271.36
  6. Step 6: Final answer
    x = 17,473.34

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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.