Home / 12,070.56-16,637.44-8,090.24

Finding the Fourth Proportional to 12,070.56, 16,637.44 and 8,090.24

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Solution

The fourth proportional to 12,070.56, 16,637.44 and 8,090.24 is: 11,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070.56 : 16,637.44 = 8,090.24 : x
  2. Step 2: Convert to fraction form
    12,070.56/16,637.44 = 8,090.24/x
  3. Step 3: Cross multiply
    12,070.56x = 16,637.44 × 8,090.24
  4. Step 4: Simplify right side
    12,070.56x = 134,600,882.59
  5. Step 5: Solve for x
    x = 134,600,882.59/12,070.56
  6. Step 6: Final answer
    x = 11,151.17

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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.