Home / 14,205.90-21,291.82-10,039.66

Finding the Fourth Proportional to 14,205.90, 21,291.82 and 10,039.66

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Solution

The fourth proportional to 14,205.90, 21,291.82 and 10,039.66 is: 15,047.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.90 : 21,291.82 = 10,039.66 : x
  2. Step 2: Convert to fraction form
    14,205.90/21,291.82 = 10,039.66/x
  3. Step 3: Cross multiply
    14,205.90x = 21,291.82 × 10,039.66
  4. Step 4: Simplify right side
    14,205.90x = 213,762,633.58
  5. Step 5: Solve for x
    x = 213,762,633.58/14,205.90
  6. Step 6: Final answer
    x = 15,047.45

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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.