Home / 19,759.41-29,384.99-19,136.52

Finding the Fourth Proportional to 19,759.41, 29,384.99 and 19,136.52

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Solution

The fourth proportional to 19,759.41, 29,384.99 and 19,136.52 is: 28,458.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.41 : 29,384.99 = 19,136.52 : x
  2. Step 2: Convert to fraction form
    19,759.41/29,384.99 = 19,136.52/x
  3. Step 3: Cross multiply
    19,759.41x = 29,384.99 × 19,136.52
  4. Step 4: Simplify right side
    19,759.41x = 562,326,353.15
  5. Step 5: Solve for x
    x = 562,326,353.15/19,759.41
  6. Step 6: Final answer
    x = 28,458.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.