Home / 19,155.29-28,737.52-6,007.64

Finding the Fourth Proportional to 19,155.29, 28,737.52 and 6,007.64

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Solution

The fourth proportional to 19,155.29, 28,737.52 and 6,007.64 is: 9,012.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,155.29 : 28,737.52 = 6,007.64 : x
  2. Step 2: Convert to fraction form
    19,155.29/28,737.52 = 6,007.64/x
  3. Step 3: Cross multiply
    19,155.29x = 28,737.52 × 6,007.64
  4. Step 4: Simplify right side
    19,155.29x = 172,644,515.95
  5. Step 5: Solve for x
    x = 172,644,515.95/19,155.29
  6. Step 6: Final answer
    x = 9,012.89

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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.