Home / 13,573.44-18,730.16-7,604.32

Finding the Fourth Proportional to 13,573.44, 18,730.16 and 7,604.32

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Solution

The fourth proportional to 13,573.44, 18,730.16 and 7,604.32 is: 10,493.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,573.44 : 18,730.16 = 7,604.32 : x
  2. Step 2: Convert to fraction form
    13,573.44/18,730.16 = 7,604.32/x
  3. Step 3: Cross multiply
    13,573.44x = 18,730.16 × 7,604.32
  4. Step 4: Simplify right side
    13,573.44x = 142,430,130.29
  5. Step 5: Solve for x
    x = 142,430,130.29/13,573.44
  6. Step 6: Final answer
    x = 10,493.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.