Home / 11,365.43-17,051.58-8,875.22

Finding the Fourth Proportional to 11,365.43, 17,051.58 and 8,875.22

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Solution

The fourth proportional to 11,365.43, 17,051.58 and 8,875.22 is: 13,315.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,365.43 : 17,051.58 = 8,875.22 : x
  2. Step 2: Convert to fraction form
    11,365.43/17,051.58 = 8,875.22/x
  3. Step 3: Cross multiply
    11,365.43x = 17,051.58 × 8,875.22
  4. Step 4: Simplify right side
    11,365.43x = 151,336,438.59
  5. Step 5: Solve for x
    x = 151,336,438.59/11,365.43
  6. Step 6: Final answer
    x = 13,315.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.