Home / 23,884.36-32,885.12-21,670.02

Finding the Fourth Proportional to 23,884.36, 32,885.12 and 21,670.02

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Solution

The fourth proportional to 23,884.36, 32,885.12 and 21,670.02 is: 29,836.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,884.36 : 32,885.12 = 21,670.02 : x
  2. Step 2: Convert to fraction form
    23,884.36/32,885.12 = 21,670.02/x
  3. Step 3: Cross multiply
    23,884.36x = 32,885.12 × 21,670.02
  4. Step 4: Simplify right side
    23,884.36x = 712,621,262.28
  5. Step 5: Solve for x
    x = 712,621,262.28/23,884.36
  6. Step 6: Final answer
    x = 29,836.32

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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.