Home / 26,210.58-36,205.21-19,418.39

Finding the Fourth Proportional to 26,210.58, 36,205.21 and 19,418.39

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Solution

The fourth proportional to 26,210.58, 36,205.21 and 19,418.39 is: 26,823.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,210.58 : 36,205.21 = 19,418.39 : x
  2. Step 2: Convert to fraction form
    26,210.58/36,205.21 = 19,418.39/x
  3. Step 3: Cross multiply
    26,210.58x = 36,205.21 × 19,418.39
  4. Step 4: Simplify right side
    26,210.58x = 703,046,887.81
  5. Step 5: Solve for x
    x = 703,046,887.81/26,210.58
  6. Step 6: Final answer
    x = 26,823.02

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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.