Home / 15,724.44-23,602.59-13,957.02

Finding the Fourth Proportional to 15,724.44, 23,602.59 and 13,957.02

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Solution

The fourth proportional to 15,724.44, 23,602.59 and 13,957.02 is: 20,949.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,724.44 : 23,602.59 = 13,957.02 : x
  2. Step 2: Convert to fraction form
    15,724.44/23,602.59 = 13,957.02/x
  3. Step 3: Cross multiply
    15,724.44x = 23,602.59 × 13,957.02
  4. Step 4: Simplify right side
    15,724.44x = 329,421,820.68
  5. Step 5: Solve for x
    x = 329,421,820.68/15,724.44
  6. Step 6: Final answer
    x = 20,949.67

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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.