Home / 14,323.82-21,389.25-11,696.45

Finding the Fourth Proportional to 14,323.82, 21,389.25 and 11,696.45

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Solution

The fourth proportional to 14,323.82, 21,389.25 and 11,696.45 is: 17,465.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,323.82 : 21,389.25 = 11,696.45 : x
  2. Step 2: Convert to fraction form
    14,323.82/21,389.25 = 11,696.45/x
  3. Step 3: Cross multiply
    14,323.82x = 21,389.25 × 11,696.45
  4. Step 4: Simplify right side
    14,323.82x = 250,178,186.22
  5. Step 5: Solve for x
    x = 250,178,186.22/14,323.82
  6. Step 6: Final answer
    x = 17,465.89

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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.