Home / 13,216.35-19,824.56-4,457.42

Finding the Fourth Proportional to 13,216.35, 19,824.56 and 4,457.42

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Solution

The fourth proportional to 13,216.35, 19,824.56 and 4,457.42 is: 6,686.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,216.35 : 19,824.56 = 4,457.42 : x
  2. Step 2: Convert to fraction form
    13,216.35/19,824.56 = 4,457.42/x
  3. Step 3: Cross multiply
    13,216.35x = 19,824.56 × 4,457.42
  4. Step 4: Simplify right side
    13,216.35x = 88,366,268.83
  5. Step 5: Solve for x
    x = 88,366,268.83/13,216.35
  6. Step 6: Final answer
    x = 6,686.13

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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.