Home / 23,015.04-34,495.68-10,520.64

Finding the Fourth Proportional to 23,015.04, 34,495.68 and 10,520.64

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Solution

The fourth proportional to 23,015.04, 34,495.68 and 10,520.64 is: 15,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,015.04 : 34,495.68 = 10,520.64 : x
  2. Step 2: Convert to fraction form
    23,015.04/34,495.68 = 10,520.64/x
  3. Step 3: Cross multiply
    23,015.04x = 34,495.68 × 10,520.64
  4. Step 4: Simplify right side
    23,015.04x = 362,916,630.84
  5. Step 5: Solve for x
    x = 362,916,630.84/23,015.04
  6. Step 6: Final answer
    x = 15,768.67

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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.