Home / 26,415.09-36,452.97-15,802.07

Finding the Fourth Proportional to 26,415.09, 36,452.97 and 15,802.07

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Solution

The fourth proportional to 26,415.09, 36,452.97 and 15,802.07 is: 21,806.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,415.09 : 36,452.97 = 15,802.07 : x
  2. Step 2: Convert to fraction form
    26,415.09/36,452.97 = 15,802.07/x
  3. Step 3: Cross multiply
    26,415.09x = 36,452.97 × 15,802.07
  4. Step 4: Simplify right side
    26,415.09x = 576,032,201.38
  5. Step 5: Solve for x
    x = 576,032,201.38/26,415.09
  6. Step 6: Final answer
    x = 21,806.94

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.