Home / 13,314.23-19,971.35-4,549.22

Finding the Fourth Proportional to 13,314.23, 19,971.35 and 4,549.22

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Solution

The fourth proportional to 13,314.23, 19,971.35 and 4,549.22 is: 6,823.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314.23 : 19,971.35 = 4,549.22 : x
  2. Step 2: Convert to fraction form
    13,314.23/19,971.35 = 4,549.22/x
  3. Step 3: Cross multiply
    13,314.23x = 19,971.35 × 4,549.22
  4. Step 4: Simplify right side
    13,314.23x = 90,854,064.85
  5. Step 5: Solve for x
    x = 90,854,064.85/13,314.23
  6. Step 6: Final answer
    x = 6,823.83

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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.