Home / 13,132.45-19,702.32-7,293.16

Finding the Fourth Proportional to 13,132.45, 19,702.32 and 7,293.16

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Solution

The fourth proportional to 13,132.45, 19,702.32 and 7,293.16 is: 10,941.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132.45 : 19,702.32 = 7,293.16 : x
  2. Step 2: Convert to fraction form
    13,132.45/19,702.32 = 7,293.16/x
  3. Step 3: Cross multiply
    13,132.45x = 19,702.32 × 7,293.16
  4. Step 4: Simplify right side
    13,132.45x = 143,692,037.15
  5. Step 5: Solve for x
    x = 143,692,037.15/13,132.45
  6. Step 6: Final answer
    x = 10,941.76

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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.