Home / 14,022.53-21,032.96-5,256.71

Finding the Fourth Proportional to 14,022.53, 21,032.96 and 5,256.71

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Solution

The fourth proportional to 14,022.53, 21,032.96 and 5,256.71 is: 7,884.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,022.53 : 21,032.96 = 5,256.71 : x
  2. Step 2: Convert to fraction form
    14,022.53/21,032.96 = 5,256.71/x
  3. Step 3: Cross multiply
    14,022.53x = 21,032.96 × 5,256.71
  4. Step 4: Simplify right side
    14,022.53x = 110,564,171.16
  5. Step 5: Solve for x
    x = 110,564,171.16/14,022.53
  6. Step 6: Final answer
    x = 7,884.75

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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.