Home / 19,127.53-28,694.54-5,977.32

Finding the Fourth Proportional to 19,127.53, 28,694.54 and 5,977.32

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Solution

The fourth proportional to 19,127.53, 28,694.54 and 5,977.32 is: 8,966.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.53 : 28,694.54 = 5,977.32 : x
  2. Step 2: Convert to fraction form
    19,127.53/28,694.54 = 5,977.32/x
  3. Step 3: Cross multiply
    19,127.53x = 28,694.54 × 5,977.32
  4. Step 4: Simplify right side
    19,127.53x = 171,516,447.83
  5. Step 5: Solve for x
    x = 171,516,447.83/19,127.53
  6. Step 6: Final answer
    x = 8,966.99

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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.