Home / 19,148.10-28,570.85-16,556.10

Finding the Fourth Proportional to 19,148.10, 28,570.85 and 16,556.10

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Solution

The fourth proportional to 19,148.10, 28,570.85 and 16,556.10 is: 24,703.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.10 : 28,570.85 = 16,556.10 : x
  2. Step 2: Convert to fraction form
    19,148.10/28,570.85 = 16,556.10/x
  3. Step 3: Cross multiply
    19,148.10x = 28,570.85 × 16,556.10
  4. Step 4: Simplify right side
    19,148.10x = 473,021,766.90
  5. Step 5: Solve for x
    x = 473,021,766.90/19,148.10
  6. Step 6: Final answer
    x = 24,703.33

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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.