Home / 23,253.12-32,086.32-13,690.32

Finding the Fourth Proportional to 23,253.12, 32,086.32 and 13,690.32

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Solution

The fourth proportional to 23,253.12, 32,086.32 and 13,690.32 is: 18,890.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,253.12 : 32,086.32 = 13,690.32 : x
  2. Step 2: Convert to fraction form
    23,253.12/32,086.32 = 13,690.32/x
  3. Step 3: Cross multiply
    23,253.12x = 32,086.32 × 13,690.32
  4. Step 4: Simplify right side
    23,253.12x = 439,271,988.42
  5. Step 5: Solve for x
    x = 439,271,988.42/23,253.12
  6. Step 6: Final answer
    x = 18,890.88

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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.