Home / 30,150.46-41,607.98-16,722.10

Finding the Fourth Proportional to 30,150.46, 41,607.98 and 16,722.10

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Solution

The fourth proportional to 30,150.46, 41,607.98 and 16,722.10 is: 23,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,150.46 : 41,607.98 = 16,722.10 : x
  2. Step 2: Convert to fraction form
    30,150.46/41,607.98 = 16,722.10/x
  3. Step 3: Cross multiply
    30,150.46x = 41,607.98 × 16,722.10
  4. Step 4: Simplify right side
    30,150.46x = 695,772,802.36
  5. Step 5: Solve for x
    x = 695,772,802.36/30,150.46
  6. Step 6: Final answer
    x = 23,076.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.