Home / 19,228.02-28,874.97-11,875.92

Finding the Fourth Proportional to 19,228.02, 28,874.97 and 11,875.92

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Solution

The fourth proportional to 19,228.02, 28,874.97 and 11,875.92 is: 17,834.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.02 : 28,874.97 = 11,875.92 : x
  2. Step 2: Convert to fraction form
    19,228.02/28,874.97 = 11,875.92/x
  3. Step 3: Cross multiply
    19,228.02x = 28,874.97 × 11,875.92
  4. Step 4: Simplify right side
    19,228.02x = 342,916,833.72
  5. Step 5: Solve for x
    x = 342,916,833.72/19,228.02
  6. Step 6: Final answer
    x = 17,834.22

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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.