Home / 13,314.98-18,452.36-13,127.06

Finding the Fourth Proportional to 13,314.98, 18,452.36 and 13,127.06

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Solution

The fourth proportional to 13,314.98, 18,452.36 and 13,127.06 is: 18,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.98 : 18,452.36 = 13,127.06 : x
  2. Step 2: Convert to fraction form
    13,314.98/18,452.36 = 13,127.06/x
  3. Step 3: Cross multiply
    13,314.98x = 18,452.36 × 13,127.06
  4. Step 4: Simplify right side
    13,314.98x = 242,225,217.36
  5. Step 5: Solve for x
    x = 242,225,217.36/13,314.98
  6. Step 6: Final answer
    x = 18,191.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.