Home / 11,752.08-17,637.84-8,820.96

Finding the Fourth Proportional to 11,752.08, 17,637.84 and 8,820.96

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Solution

The fourth proportional to 11,752.08, 17,637.84 and 8,820.96 is: 13,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,752.08 : 17,637.84 = 8,820.96 : x
  2. Step 2: Convert to fraction form
    11,752.08/17,637.84 = 8,820.96/x
  3. Step 3: Cross multiply
    11,752.08x = 17,637.84 × 8,820.96
  4. Step 4: Simplify right side
    11,752.08x = 155,582,681.13
  5. Step 5: Solve for x
    x = 155,582,681.13/11,752.08
  6. Step 6: Final answer
    x = 13,238.74

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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.