Home / 14,281.66-21,435.63-7,266.58

Finding the Fourth Proportional to 14,281.66, 21,435.63 and 7,266.58

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Solution

The fourth proportional to 14,281.66, 21,435.63 and 7,266.58 is: 10,906.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.66 : 21,435.63 = 7,266.58 : x
  2. Step 2: Convert to fraction form
    14,281.66/21,435.63 = 7,266.58/x
  3. Step 3: Cross multiply
    14,281.66x = 21,435.63 × 7,266.58
  4. Step 4: Simplify right side
    14,281.66x = 155,763,720.25
  5. Step 5: Solve for x
    x = 155,763,720.25/14,281.66
  6. Step 6: Final answer
    x = 10,906.56

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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.