Home / 34,005.58-51,017.01-19,977.47

Finding the Fourth Proportional to 34,005.58, 51,017.01 and 19,977.47

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Solution

The fourth proportional to 34,005.58, 51,017.01 and 19,977.47 is: 29,971.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,005.58 : 51,017.01 = 19,977.47 : x
  2. Step 2: Convert to fraction form
    34,005.58/51,017.01 = 19,977.47/x
  3. Step 3: Cross multiply
    34,005.58x = 51,017.01 × 19,977.47
  4. Step 4: Simplify right side
    34,005.58x = 1,019,190,786.76
  5. Step 5: Solve for x
    x = 1,019,190,786.76/34,005.58
  6. Step 6: Final answer
    x = 29,971.28

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1.5x scale

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.