Home / 14,033.69-21,036.29-11,985.43

Finding the Fourth Proportional to 14,033.69, 21,036.29 and 11,985.43

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Solution

The fourth proportional to 14,033.69, 21,036.29 and 11,985.43 is: 17,965.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,033.69 : 21,036.29 = 11,985.43 : x
  2. Step 2: Convert to fraction form
    14,033.69/21,036.29 = 11,985.43/x
  3. Step 3: Cross multiply
    14,033.69x = 21,036.29 × 11,985.43
  4. Step 4: Simplify right side
    14,033.69x = 252,128,984.92
  5. Step 5: Solve for x
    x = 252,128,984.92/14,033.69
  6. Step 6: Final answer
    x = 17,965.98

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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.