Home / 17,887.71-26,832.06-4,740.09

Finding the Fourth Proportional to 17,887.71, 26,832.06 and 4,740.09

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Solution

The fourth proportional to 17,887.71, 26,832.06 and 4,740.09 is: 7,110.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,887.71 : 26,832.06 = 4,740.09 : x
  2. Step 2: Convert to fraction form
    17,887.71/26,832.06 = 4,740.09/x
  3. Step 3: Cross multiply
    17,887.71x = 26,832.06 × 4,740.09
  4. Step 4: Simplify right side
    17,887.71x = 127,186,379.29
  5. Step 5: Solve for x
    x = 127,186,379.29/17,887.71
  6. Step 6: Final answer
    x = 7,110.27

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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.