Home / 13,349.21-20,021.71-4,464.47

Finding the Fourth Proportional to 13,349.21, 20,021.71 and 4,464.47

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Solution

The fourth proportional to 13,349.21, 20,021.71 and 4,464.47 is: 6,696.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349.21 : 20,021.71 = 4,464.47 : x
  2. Step 2: Convert to fraction form
    13,349.21/20,021.71 = 4,464.47/x
  3. Step 3: Cross multiply
    13,349.21x = 20,021.71 × 4,464.47
  4. Step 4: Simplify right side
    13,349.21x = 89,386,262.43
  5. Step 5: Solve for x
    x = 89,386,262.43/13,349.21
  6. Step 6: Final answer
    x = 6,696.00

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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.