Home / 13,552.55-18,703.30-7,584.17

Finding the Fourth Proportional to 13,552.55, 18,703.30 and 7,584.17

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Solution

The fourth proportional to 13,552.55, 18,703.30 and 7,584.17 is: 10,466.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.55 : 18,703.30 = 7,584.17 : x
  2. Step 2: Convert to fraction form
    13,552.55/18,703.30 = 7,584.17/x
  3. Step 3: Cross multiply
    13,552.55x = 18,703.30 × 7,584.17
  4. Step 4: Simplify right side
    13,552.55x = 141,848,913.24
  5. Step 5: Solve for x
    x = 141,848,913.24/13,552.55
  6. Step 6: Final answer
    x = 10,466.59

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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.