Home / 14,269.48-21,321.64-10,301.90

Finding the Fourth Proportional to 14,269.48, 21,321.64 and 10,301.90

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Solution

The fourth proportional to 14,269.48, 21,321.64 and 10,301.90 is: 15,393.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269.48 : 21,321.64 = 10,301.90 : x
  2. Step 2: Convert to fraction form
    14,269.48/21,321.64 = 10,301.90/x
  3. Step 3: Cross multiply
    14,269.48x = 21,321.64 × 10,301.90
  4. Step 4: Simplify right side
    14,269.48x = 219,653,403.12
  5. Step 5: Solve for x
    x = 219,653,403.12/14,269.48
  6. Step 6: Final answer
    x = 15,393.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.