Home / 19,268.02-28,898.38-6,120.51

Finding the Fourth Proportional to 19,268.02, 28,898.38 and 6,120.51

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Solution

The fourth proportional to 19,268.02, 28,898.38 and 6,120.51 is: 9,179.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.02 : 28,898.38 = 6,120.51 : x
  2. Step 2: Convert to fraction form
    19,268.02/28,898.38 = 6,120.51/x
  3. Step 3: Cross multiply
    19,268.02x = 28,898.38 × 6,120.51
  4. Step 4: Simplify right side
    19,268.02x = 176,872,823.77
  5. Step 5: Solve for x
    x = 176,872,823.77/19,268.02
  6. Step 6: Final answer
    x = 9,179.61

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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.