Home / 19,153.37-28,756.97-9,800.10

Finding the Fourth Proportional to 19,153.37, 28,756.97 and 9,800.10

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Solution

The fourth proportional to 19,153.37, 28,756.97 and 9,800.10 is: 14,713.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,153.37 : 28,756.97 = 9,800.10 : x
  2. Step 2: Convert to fraction form
    19,153.37/28,756.97 = 9,800.10/x
  3. Step 3: Cross multiply
    19,153.37x = 28,756.97 × 9,800.10
  4. Step 4: Simplify right side
    19,153.37x = 281,820,988.91
  5. Step 5: Solve for x
    x = 281,820,988.91/19,153.37
  6. Step 6: Final answer
    x = 14,713.91

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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.