Home / 14,103.23-21,132.58-5,206.31

Finding the Fourth Proportional to 14,103.23, 21,132.58 and 5,206.31

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Solution

The fourth proportional to 14,103.23, 21,132.58 and 5,206.31 is: 7,801.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.23 : 21,132.58 = 5,206.31 : x
  2. Step 2: Convert to fraction form
    14,103.23/21,132.58 = 5,206.31/x
  3. Step 3: Cross multiply
    14,103.23x = 21,132.58 × 5,206.31
  4. Step 4: Simplify right side
    14,103.23x = 110,022,762.58
  5. Step 5: Solve for x
    x = 110,022,762.58/14,103.23
  6. Step 6: Final answer
    x = 7,801.25

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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.