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Finding the Fourth Proportional to 22,716.70, 34,075.05 and 14,406.10

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Solution

The fourth proportional to 22,716.70, 34,075.05 and 14,406.10 is: 21,609.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,716.70 : 34,075.05 = 14,406.10 : x
  2. Step 2: Convert to fraction form
    22,716.70/34,075.05 = 14,406.10/x
  3. Step 3: Cross multiply
    22,716.70x = 34,075.05 × 14,406.10
  4. Step 4: Simplify right side
    22,716.70x = 490,888,577.81
  5. Step 5: Solve for x
    x = 490,888,577.81/22,716.70
  6. Step 6: Final answer
    x = 21,609.15

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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.