Home / 17,914.40-26,871.56-4,766.77

Finding the Fourth Proportional to 17,914.40, 26,871.56 and 4,766.77

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Solution

The fourth proportional to 17,914.40, 26,871.56 and 4,766.77 is: 7,150.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,914.40 : 26,871.56 = 4,766.77 : x
  2. Step 2: Convert to fraction form
    17,914.40/26,871.56 = 4,766.77/x
  3. Step 3: Cross multiply
    17,914.40x = 26,871.56 × 4,766.77
  4. Step 4: Simplify right side
    17,914.40x = 128,090,506.51
  5. Step 5: Solve for x
    x = 128,090,506.51/17,914.40
  6. Step 6: Final answer
    x = 7,150.14

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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.