Home / 14,329.77-21,486.65-11,387.04

Finding the Fourth Proportional to 14,329.77, 21,486.65 and 11,387.04

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Solution

The fourth proportional to 14,329.77, 21,486.65 and 11,387.04 is: 17,074.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.77 : 21,486.65 = 11,387.04 : x
  2. Step 2: Convert to fraction form
    14,329.77/21,486.65 = 11,387.04/x
  3. Step 3: Cross multiply
    14,329.77x = 21,486.65 × 11,387.04
  4. Step 4: Simplify right side
    14,329.77x = 244,669,343.02
  5. Step 5: Solve for x
    x = 244,669,343.02/14,329.77
  6. Step 6: Final answer
    x = 17,074.20

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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.