Home / 19,050.39-28,582.29-8,519.49

Finding the Fourth Proportional to 19,050.39, 28,582.29 and 8,519.49

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Solution

The fourth proportional to 19,050.39, 28,582.29 and 8,519.49 is: 12,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.39 : 28,582.29 = 8,519.49 : x
  2. Step 2: Convert to fraction form
    19,050.39/28,582.29 = 8,519.49/x
  3. Step 3: Cross multiply
    19,050.39x = 28,582.29 × 8,519.49
  4. Step 4: Simplify right side
    19,050.39x = 243,506,533.83
  5. Step 5: Solve for x
    x = 243,506,533.83/19,050.39
  6. Step 6: Final answer
    x = 12,782.23

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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.