Home / 19,698.26-29,547.40-4,907.66

Finding the Fourth Proportional to 19,698.26, 29,547.40 and 4,907.66

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Solution

The fourth proportional to 19,698.26, 29,547.40 and 4,907.66 is: 7,361.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,698.26 : 29,547.40 = 4,907.66 : x
  2. Step 2: Convert to fraction form
    19,698.26/29,547.40 = 4,907.66/x
  3. Step 3: Cross multiply
    19,698.26x = 29,547.40 × 4,907.66
  4. Step 4: Simplify right side
    19,698.26x = 145,008,593.08
  5. Step 5: Solve for x
    x = 145,008,593.08/19,698.26
  6. Step 6: Final answer
    x = 7,361.49

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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.