Home / 14,460.21-21,690.38-7,065.25

Finding the Fourth Proportional to 14,460.21, 21,690.38 and 7,065.25

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Solution

The fourth proportional to 14,460.21, 21,690.38 and 7,065.25 is: 10,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.21 : 21,690.38 = 7,065.25 : x
  2. Step 2: Convert to fraction form
    14,460.21/21,690.38 = 7,065.25/x
  3. Step 3: Cross multiply
    14,460.21x = 21,690.38 × 7,065.25
  4. Step 4: Simplify right side
    14,460.21x = 153,247,958.60
  5. Step 5: Solve for x
    x = 153,247,958.60/14,460.21
  6. Step 6: Final answer
    x = 10,597.90

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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.