Home / 18,590.64-27,899.73-10,277.81

Finding the Fourth Proportional to 18,590.64, 27,899.73 and 10,277.81

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Solution

The fourth proportional to 18,590.64, 27,899.73 and 10,277.81 is: 15,424.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,590.64 : 27,899.73 = 10,277.81 : x
  2. Step 2: Convert to fraction form
    18,590.64/27,899.73 = 10,277.81/x
  3. Step 3: Cross multiply
    18,590.64x = 27,899.73 × 10,277.81
  4. Step 4: Simplify right side
    18,590.64x = 286,748,072.60
  5. Step 5: Solve for x
    x = 286,748,072.60/18,590.64
  6. Step 6: Final answer
    x = 15,424.33

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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.