Home / 15,423.44-23,076.83-14,490.32

Finding the Fourth Proportional to 15,423.44, 23,076.83 and 14,490.32

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Solution

The fourth proportional to 15,423.44, 23,076.83 and 14,490.32 is: 21,680.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423.44 : 23,076.83 = 14,490.32 : x
  2. Step 2: Convert to fraction form
    15,423.44/23,076.83 = 14,490.32/x
  3. Step 3: Cross multiply
    15,423.44x = 23,076.83 × 14,490.32
  4. Step 4: Simplify right side
    15,423.44x = 334,390,463.45
  5. Step 5: Solve for x
    x = 334,390,463.45/15,423.44
  6. Step 6: Final answer
    x = 21,680.67

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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.