Home / 19,193.05-28,734.90-17,312.23

Finding the Fourth Proportional to 19,193.05, 28,734.90 and 17,312.23

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Solution

The fourth proportional to 19,193.05, 28,734.90 and 17,312.23 is: 25,919.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,193.05 : 28,734.90 = 17,312.23 : x
  2. Step 2: Convert to fraction form
    19,193.05/28,734.90 = 17,312.23/x
  3. Step 3: Cross multiply
    19,193.05x = 28,734.90 × 17,312.23
  4. Step 4: Simplify right side
    19,193.05x = 497,465,266.21
  5. Step 5: Solve for x
    x = 497,465,266.21/19,193.05
  6. Step 6: Final answer
    x = 25,919.03

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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.