Home / 30,232.63-41,720.30-16,803.77

Finding the Fourth Proportional to 30,232.63, 41,720.30 and 16,803.77

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Solution

The fourth proportional to 30,232.63, 41,720.30 and 16,803.77 is: 23,188.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,232.63 : 41,720.30 = 16,803.77 : x
  2. Step 2: Convert to fraction form
    30,232.63/41,720.30 = 16,803.77/x
  3. Step 3: Cross multiply
    30,232.63x = 41,720.30 × 16,803.77
  4. Step 4: Simplify right side
    30,232.63x = 701,058,325.53
  5. Step 5: Solve for x
    x = 701,058,325.53/30,232.63
  6. Step 6: Final answer
    x = 23,188.80

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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.