Home / 14,210.56-21,314.22-3,823.12

Finding the Fourth Proportional to 14,210.56, 21,314.22 and 3,823.12

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Solution

The fourth proportional to 14,210.56, 21,314.22 and 3,823.12 is: 5,734.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.56 : 21,314.22 = 3,823.12 : x
  2. Step 2: Convert to fraction form
    14,210.56/21,314.22 = 3,823.12/x
  3. Step 3: Cross multiply
    14,210.56x = 21,314.22 × 3,823.12
  4. Step 4: Simplify right side
    14,210.56x = 81,486,820.77
  5. Step 5: Solve for x
    x = 81,486,820.77/14,210.56
  6. Step 6: Final answer
    x = 5,734.24

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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.