Home / 18,100.58-27,148.35-4,954.10

Finding the Fourth Proportional to 18,100.58, 27,148.35 and 4,954.10

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Solution

The fourth proportional to 18,100.58, 27,148.35 and 4,954.10 is: 7,430.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,100.58 : 27,148.35 = 4,954.10 : x
  2. Step 2: Convert to fraction form
    18,100.58/27,148.35 = 4,954.10/x
  3. Step 3: Cross multiply
    18,100.58x = 27,148.35 × 4,954.10
  4. Step 4: Simplify right side
    18,100.58x = 134,495,640.74
  5. Step 5: Solve for x
    x = 134,495,640.74/18,100.58
  6. Step 6: Final answer
    x = 7,430.46

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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.