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Finding the Fourth Proportional to 14,465.01, 21,698.15 and 7,075.69

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Solution

The fourth proportional to 14,465.01, 21,698.15 and 7,075.69 is: 10,613.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,465.01 : 21,698.15 = 7,075.69 : x
  2. Step 2: Convert to fraction form
    14,465.01/21,698.15 = 7,075.69/x
  3. Step 3: Cross multiply
    14,465.01x = 21,698.15 × 7,075.69
  4. Step 4: Simplify right side
    14,465.01x = 153,529,293.35
  5. Step 5: Solve for x
    x = 153,529,293.35/14,465.01
  6. Step 6: Final answer
    x = 10,613.84

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Similar ratio
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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.