Home / 17,382.24-23,987.35-9,830.06

Finding the Fourth Proportional to 17,382.24, 23,987.35 and 9,830.06

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Solution

The fourth proportional to 17,382.24, 23,987.35 and 9,830.06 is: 13,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382.24 : 23,987.35 = 9,830.06 : x
  2. Step 2: Convert to fraction form
    17,382.24/23,987.35 = 9,830.06/x
  3. Step 3: Cross multiply
    17,382.24x = 23,987.35 × 9,830.06
  4. Step 4: Simplify right side
    17,382.24x = 235,796,969.80
  5. Step 5: Solve for x
    x = 235,796,969.80/17,382.24
  6. Step 6: Final answer
    x = 13,565.40

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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.