Home / 23,783.99-32,821.57-13,712.45

Finding the Fourth Proportional to 23,783.99, 32,821.57 and 13,712.45

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Solution

The fourth proportional to 23,783.99, 32,821.57 and 13,712.45 is: 18,922.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,783.99 : 32,821.57 = 13,712.45 : x
  2. Step 2: Convert to fraction form
    23,783.99/32,821.57 = 13,712.45/x
  3. Step 3: Cross multiply
    23,783.99x = 32,821.57 × 13,712.45
  4. Step 4: Simplify right side
    23,783.99x = 450,064,137.55
  5. Step 5: Solve for x
    x = 450,064,137.55/23,783.99
  6. Step 6: Final answer
    x = 18,922.99

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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.