Home / 13,560.16-20,342.28-4,795.16

Finding the Fourth Proportional to 13,560.16, 20,342.28 and 4,795.16

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Solution

The fourth proportional to 13,560.16, 20,342.28 and 4,795.16 is: 7,193.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,560.16 : 20,342.28 = 4,795.16 : x
  2. Step 2: Convert to fraction form
    13,560.16/20,342.28 = 4,795.16/x
  3. Step 3: Cross multiply
    13,560.16x = 20,342.28 × 4,795.16
  4. Step 4: Simplify right side
    13,560.16x = 97,544,487.36
  5. Step 5: Solve for x
    x = 97,544,487.36/13,560.16
  6. Step 6: Final answer
    x = 7,193.46

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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.