Home / 13,460.90-20,194.95-12,010.10

Finding the Fourth Proportional to 13,460.90, 20,194.95 and 12,010.10

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Solution

The fourth proportional to 13,460.90, 20,194.95 and 12,010.10 is: 18,018.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.90 : 20,194.95 = 12,010.10 : x
  2. Step 2: Convert to fraction form
    13,460.90/20,194.95 = 12,010.10/x
  3. Step 3: Cross multiply
    13,460.90x = 20,194.95 × 12,010.10
  4. Step 4: Simplify right side
    13,460.90x = 242,543,369.00
  5. Step 5: Solve for x
    x = 242,543,369.00/13,460.90
  6. Step 6: Final answer
    x = 18,018.36

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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.