Home / 14,197.36-21,378.70-10,525.68

Finding the Fourth Proportional to 14,197.36, 21,378.70 and 10,525.68

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Solution

The fourth proportional to 14,197.36, 21,378.70 and 10,525.68 is: 15,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,197.36 : 21,378.70 = 10,525.68 : x
  2. Step 2: Convert to fraction form
    14,197.36/21,378.70 = 10,525.68/x
  3. Step 3: Cross multiply
    14,197.36x = 21,378.70 × 10,525.68
  4. Step 4: Simplify right side
    14,197.36x = 225,025,355.02
  5. Step 5: Solve for x
    x = 225,025,355.02/14,197.36
  6. Step 6: Final answer
    x = 15,849.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.