Home / 23,900.23-32,981.88-13,289.77

Finding the Fourth Proportional to 23,900.23, 32,981.88 and 13,289.77

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Solution

The fourth proportional to 23,900.23, 32,981.88 and 13,289.77 is: 18,339.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,900.23 : 32,981.88 = 13,289.77 : x
  2. Step 2: Convert to fraction form
    23,900.23/32,981.88 = 13,289.77/x
  3. Step 3: Cross multiply
    23,900.23x = 32,981.88 × 13,289.77
  4. Step 4: Simplify right side
    23,900.23x = 438,321,599.37
  5. Step 5: Solve for x
    x = 438,321,599.37/23,900.23
  6. Step 6: Final answer
    x = 18,339.64

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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.