Home / 20,100.06-30,160.08-9,014.58

Finding the Fourth Proportional to 20,100.06, 30,160.08 and 9,014.58

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Solution

The fourth proportional to 20,100.06, 30,160.08 and 9,014.58 is: 13,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,100.06 : 30,160.08 = 9,014.58 : x
  2. Step 2: Convert to fraction form
    20,100.06/30,160.08 = 9,014.58/x
  3. Step 3: Cross multiply
    20,100.06x = 30,160.08 × 9,014.58
  4. Step 4: Simplify right side
    20,100.06x = 271,880,453.97
  5. Step 5: Solve for x
    x = 271,880,453.97/20,100.06
  6. Step 6: Final answer
    x = 13,526.35

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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.