Home / 14,329.27-21,389.10-13,273.93

Finding the Fourth Proportional to 14,329.27, 21,389.10 and 13,273.93

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Solution

The fourth proportional to 14,329.27, 21,389.10 and 13,273.93 is: 19,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.27 : 21,389.10 = 13,273.93 : x
  2. Step 2: Convert to fraction form
    14,329.27/21,389.10 = 13,273.93/x
  3. Step 3: Cross multiply
    14,329.27x = 21,389.10 × 13,273.93
  4. Step 4: Simplify right side
    14,329.27x = 283,917,416.16
  5. Step 5: Solve for x
    x = 283,917,416.16/14,329.27
  6. Step 6: Final answer
    x = 19,813.81

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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.