Home / 26,356.32-36,409.68-21,044.16

Finding the Fourth Proportional to 26,356.32, 36,409.68 and 21,044.16

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Solution

The fourth proportional to 26,356.32, 36,409.68 and 21,044.16 is: 29,071.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,356.32 : 36,409.68 = 21,044.16 : x
  2. Step 2: Convert to fraction form
    26,356.32/36,409.68 = 21,044.16/x
  3. Step 3: Cross multiply
    26,356.32x = 36,409.68 × 21,044.16
  4. Step 4: Simplify right side
    26,356.32x = 766,211,131.47
  5. Step 5: Solve for x
    x = 766,211,131.47/26,356.32
  6. Step 6: Final answer
    x = 29,071.25

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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.