Home / 23,809.58-32,857.40-13,199.20

Finding the Fourth Proportional to 23,809.58, 32,857.40 and 13,199.20

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Solution

The fourth proportional to 23,809.58, 32,857.40 and 13,199.20 is: 18,215.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,809.58 : 32,857.40 = 13,199.20 : x
  2. Step 2: Convert to fraction form
    23,809.58/32,857.40 = 13,199.20/x
  3. Step 3: Cross multiply
    23,809.58x = 32,857.40 × 13,199.20
  4. Step 4: Simplify right side
    23,809.58x = 433,691,455.51
  5. Step 5: Solve for x
    x = 433,691,455.51/23,809.58
  6. Step 6: Final answer
    x = 18,215.00

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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.