Home / 29,105.51-43,666.32-11,587.64

Finding the Fourth Proportional to 29,105.51, 43,666.32 and 11,587.64

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Solution

The fourth proportional to 29,105.51, 43,666.32 and 11,587.64 is: 17,384.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,105.51 : 43,666.32 = 11,587.64 : x
  2. Step 2: Convert to fraction form
    29,105.51/43,666.32 = 11,587.64/x
  3. Step 3: Cross multiply
    29,105.51x = 43,666.32 × 11,587.64
  4. Step 4: Simplify right side
    29,105.51x = 505,989,320.02
  5. Step 5: Solve for x
    x = 505,989,320.02/29,105.51
  6. Step 6: Final answer
    x = 17,384.66

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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.