Home / 13,571.96-20,357.88-4,807.52

Finding the Fourth Proportional to 13,571.96, 20,357.88 and 4,807.52

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Solution

The fourth proportional to 13,571.96, 20,357.88 and 4,807.52 is: 7,211.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,571.96 : 20,357.88 = 4,807.52 : x
  2. Step 2: Convert to fraction form
    13,571.96/20,357.88 = 4,807.52/x
  3. Step 3: Cross multiply
    13,571.96x = 20,357.88 × 4,807.52
  4. Step 4: Simplify right side
    13,571.96x = 97,870,915.26
  5. Step 5: Solve for x
    x = 97,870,915.26/13,571.96
  6. Step 6: Final answer
    x = 7,211.26

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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.