Home / 35,974.52-53,977.35-19,315.11

Finding the Fourth Proportional to 35,974.52, 53,977.35 and 19,315.11

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Solution

The fourth proportional to 35,974.52, 53,977.35 and 19,315.11 is: 28,981.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,974.52 : 53,977.35 = 19,315.11 : x
  2. Step 2: Convert to fraction form
    35,974.52/53,977.35 = 19,315.11/x
  3. Step 3: Cross multiply
    35,974.52x = 53,977.35 × 19,315.11
  4. Step 4: Simplify right side
    35,974.52x = 1,042,578,452.76
  5. Step 5: Solve for x
    x = 1,042,578,452.76/35,974.52
  6. Step 6: Final answer
    x = 28,981.03

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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.