Home / 15,940.36-23,888.67-8,132.77

Finding the Fourth Proportional to 15,940.36, 23,888.67 and 8,132.77

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Solution

The fourth proportional to 15,940.36, 23,888.67 and 8,132.77 is: 12,188.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940.36 : 23,888.67 = 8,132.77 : x
  2. Step 2: Convert to fraction form
    15,940.36/23,888.67 = 8,132.77/x
  3. Step 3: Cross multiply
    15,940.36x = 23,888.67 × 8,132.77
  4. Step 4: Simplify right side
    15,940.36x = 194,281,058.72
  5. Step 5: Solve for x
    x = 194,281,058.72/15,940.36
  6. Step 6: Final answer
    x = 12,188.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.