Home / 18,035.51-27,053.29-4,887.89

Finding the Fourth Proportional to 18,035.51, 27,053.29 and 4,887.89

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Solution

The fourth proportional to 18,035.51, 27,053.29 and 4,887.89 is: 7,331.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,035.51 : 27,053.29 = 4,887.89 : x
  2. Step 2: Convert to fraction form
    18,035.51/27,053.29 = 4,887.89/x
  3. Step 3: Cross multiply
    18,035.51x = 27,053.29 × 4,887.89
  4. Step 4: Simplify right side
    18,035.51x = 132,233,630.13
  5. Step 5: Solve for x
    x = 132,233,630.13/18,035.51
  6. Step 6: Final answer
    x = 7,331.85

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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.