Home / 14,216.19-21,325.59-3,686.19

Finding the Fourth Proportional to 14,216.19, 21,325.59 and 3,686.19

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Solution

The fourth proportional to 14,216.19, 21,325.59 and 3,686.19 is: 5,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,216.19 : 21,325.59 = 3,686.19 : x
  2. Step 2: Convert to fraction form
    14,216.19/21,325.59 = 3,686.19/x
  3. Step 3: Cross multiply
    14,216.19x = 21,325.59 × 3,686.19
  4. Step 4: Simplify right side
    14,216.19x = 78,610,176.60
  5. Step 5: Solve for x
    x = 78,610,176.60/14,216.19
  6. Step 6: Final answer
    x = 5,529.62

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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.