Home / 19,178.34-28,632.98-16,226.70

Finding the Fourth Proportional to 19,178.34, 28,632.98 and 16,226.70

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Solution

The fourth proportional to 19,178.34, 28,632.98 and 16,226.70 is: 24,226.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,178.34 : 28,632.98 = 16,226.70 : x
  2. Step 2: Convert to fraction form
    19,178.34/28,632.98 = 16,226.70/x
  3. Step 3: Cross multiply
    19,178.34x = 28,632.98 × 16,226.70
  4. Step 4: Simplify right side
    19,178.34x = 464,618,776.57
  5. Step 5: Solve for x
    x = 464,618,776.57/19,178.34
  6. Step 6: Final answer
    x = 24,226.22

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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.