Home / 26,302.08-36,297.12-15,696.48

Finding the Fourth Proportional to 26,302.08, 36,297.12 and 15,696.48

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Solution

The fourth proportional to 26,302.08, 36,297.12 and 15,696.48 is: 21,661.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,302.08 : 36,297.12 = 15,696.48 : x
  2. Step 2: Convert to fraction form
    26,302.08/36,297.12 = 15,696.48/x
  3. Step 3: Cross multiply
    26,302.08x = 36,297.12 × 15,696.48
  4. Step 4: Simplify right side
    26,302.08x = 569,737,018.14
  5. Step 5: Solve for x
    x = 569,737,018.14/26,302.08
  6. Step 6: Final answer
    x = 21,661.29

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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.