Home / 13,559.70-20,340.18-4,795.50

Finding the Fourth Proportional to 13,559.70, 20,340.18 and 4,795.50

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Solution

The fourth proportional to 13,559.70, 20,340.18 and 4,795.50 is: 7,193.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,559.70 : 20,340.18 = 4,795.50 : x
  2. Step 2: Convert to fraction form
    13,559.70/20,340.18 = 4,795.50/x
  3. Step 3: Cross multiply
    13,559.70x = 20,340.18 × 4,795.50
  4. Step 4: Simplify right side
    13,559.70x = 97,541,333.19
  5. Step 5: Solve for x
    x = 97,541,333.19/13,559.70
  6. Step 6: Final answer
    x = 7,193.47

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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.