Home / 21,066.84-29,075.58-16,022.94

Finding the Fourth Proportional to 21,066.84, 29,075.58 and 16,022.94

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Solution

The fourth proportional to 21,066.84, 29,075.58 and 16,022.94 is: 22,114.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,066.84 : 29,075.58 = 16,022.94 : x
  2. Step 2: Convert to fraction form
    21,066.84/29,075.58 = 16,022.94/x
  3. Step 3: Cross multiply
    21,066.84x = 29,075.58 × 16,022.94
  4. Step 4: Simplify right side
    21,066.84x = 465,876,273.81
  5. Step 5: Solve for x
    x = 465,876,273.81/21,066.84
  6. Step 6: Final answer
    x = 22,114.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.