Home / 17,890.04-26,836.89-4,742.41

Finding the Fourth Proportional to 17,890.04, 26,836.89 and 4,742.41

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Solution

The fourth proportional to 17,890.04, 26,836.89 and 4,742.41 is: 7,114.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,890.04 : 26,836.89 = 4,742.41 : x
  2. Step 2: Convert to fraction form
    17,890.04/26,836.89 = 4,742.41/x
  3. Step 3: Cross multiply
    17,890.04x = 26,836.89 × 4,742.41
  4. Step 4: Simplify right side
    17,890.04x = 127,271,401.32
  5. Step 5: Solve for x
    x = 127,271,401.32/17,890.04
  6. Step 6: Final answer
    x = 7,114.09

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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.