Home / 17,857.48-24,643.38-9,899.83

Finding the Fourth Proportional to 17,857.48, 24,643.38 and 9,899.83

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Solution

The fourth proportional to 17,857.48, 24,643.38 and 9,899.83 is: 13,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,857.48 : 24,643.38 = 9,899.83 : x
  2. Step 2: Convert to fraction form
    17,857.48/24,643.38 = 9,899.83/x
  3. Step 3: Cross multiply
    17,857.48x = 24,643.38 × 9,899.83
  4. Step 4: Simplify right side
    17,857.48x = 243,965,272.63
  5. Step 5: Solve for x
    x = 243,965,272.63/17,857.48
  6. Step 6: Final answer
    x = 13,661.80

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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.