Home / 26,464.75-39,671.88-9,820.33

Finding the Fourth Proportional to 26,464.75, 39,671.88 and 9,820.33

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Solution

The fourth proportional to 26,464.75, 39,671.88 and 9,820.33 is: 14,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,464.75 : 39,671.88 = 9,820.33 : x
  2. Step 2: Convert to fraction form
    26,464.75/39,671.88 = 9,820.33/x
  3. Step 3: Cross multiply
    26,464.75x = 39,671.88 × 9,820.33
  4. Step 4: Simplify right side
    26,464.75x = 389,590,953.32
  5. Step 5: Solve for x
    x = 389,590,953.32/26,464.75
  6. Step 6: Final answer
    x = 14,721.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.