Home / 15,957.06-23,920.14-8,940.48

Finding the Fourth Proportional to 15,957.06, 23,920.14 and 8,940.48

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Solution

The fourth proportional to 15,957.06, 23,920.14 and 8,940.48 is: 13,402.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.06 : 23,920.14 = 8,940.48 : x
  2. Step 2: Convert to fraction form
    15,957.06/23,920.14 = 8,940.48/x
  3. Step 3: Cross multiply
    15,957.06x = 23,920.14 × 8,940.48
  4. Step 4: Simplify right side
    15,957.06x = 213,857,533.27
  5. Step 5: Solve for x
    x = 213,857,533.27/15,957.06
  6. Step 6: Final answer
    x = 13,402.06

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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.