Home / 14,205.40-21,291.08-10,039.16

Finding the Fourth Proportional to 14,205.40, 21,291.08 and 10,039.16

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Solution

The fourth proportional to 14,205.40, 21,291.08 and 10,039.16 is: 15,046.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.40 : 21,291.08 = 10,039.16 : x
  2. Step 2: Convert to fraction form
    14,205.40/21,291.08 = 10,039.16/x
  3. Step 3: Cross multiply
    14,205.40x = 21,291.08 × 10,039.16
  4. Step 4: Simplify right side
    14,205.40x = 213,744,558.69
  5. Step 5: Solve for x
    x = 213,744,558.69/14,205.40
  6. Step 6: Final answer
    x = 15,046.71

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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.