Home / 23,486.49-32,410.62-12,875.90

Finding the Fourth Proportional to 23,486.49, 32,410.62 and 12,875.90

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Solution

The fourth proportional to 23,486.49, 32,410.62 and 12,875.90 is: 17,768.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,486.49 : 32,410.62 = 12,875.90 : x
  2. Step 2: Convert to fraction form
    23,486.49/32,410.62 = 12,875.90/x
  3. Step 3: Cross multiply
    23,486.49x = 32,410.62 × 12,875.90
  4. Step 4: Simplify right side
    23,486.49x = 417,315,740.00
  5. Step 5: Solve for x
    x = 417,315,740.00/23,486.49
  6. Step 6: Final answer
    x = 17,768.33

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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.