Home / 11,303.86-17,022.12-9,860.26

Finding the Fourth Proportional to 11,303.86, 17,022.12 and 9,860.26

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Solution

The fourth proportional to 11,303.86, 17,022.12 and 9,860.26 is: 14,848.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303.86 : 17,022.12 = 9,860.26 : x
  2. Step 2: Convert to fraction form
    11,303.86/17,022.12 = 9,860.26/x
  3. Step 3: Cross multiply
    11,303.86x = 17,022.12 × 9,860.26
  4. Step 4: Simplify right side
    11,303.86x = 167,842,479.65
  5. Step 5: Solve for x
    x = 167,842,479.65/11,303.86
  6. Step 6: Final answer
    x = 14,848.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.