Home / 14,097.42-21,120.03-7,069.23

Finding the Fourth Proportional to 14,097.42, 21,120.03 and 7,069.23

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Solution

The fourth proportional to 14,097.42, 21,120.03 and 7,069.23 is: 10,590.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,097.42 : 21,120.03 = 7,069.23 : x
  2. Step 2: Convert to fraction form
    14,097.42/21,120.03 = 7,069.23/x
  3. Step 3: Cross multiply
    14,097.42x = 21,120.03 × 7,069.23
  4. Step 4: Simplify right side
    14,097.42x = 149,302,349.68
  5. Step 5: Solve for x
    x = 149,302,349.68/14,097.42
  6. Step 6: Final answer
    x = 10,590.76

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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.