Home / 19,885.41-29,946.49-17,319.33

Finding the Fourth Proportional to 19,885.41, 29,946.49 and 17,319.33

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Solution

The fourth proportional to 19,885.41, 29,946.49 and 17,319.33 is: 26,082.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,885.41 : 29,946.49 = 17,319.33 : x
  2. Step 2: Convert to fraction form
    19,885.41/29,946.49 = 17,319.33/x
  3. Step 3: Cross multiply
    19,885.41x = 29,946.49 × 17,319.33
  4. Step 4: Simplify right side
    19,885.41x = 518,653,099.35
  5. Step 5: Solve for x
    x = 518,653,099.35/19,885.41
  6. Step 6: Final answer
    x = 26,082.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.