Home / 13,645.54-20,469.53-5,852.53

Finding the Fourth Proportional to 13,645.54, 20,469.53 and 5,852.53

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Solution

The fourth proportional to 13,645.54, 20,469.53 and 5,852.53 is: 8,779.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,645.54 : 20,469.53 = 5,852.53 : x
  2. Step 2: Convert to fraction form
    13,645.54/20,469.53 = 5,852.53/x
  3. Step 3: Cross multiply
    13,645.54x = 20,469.53 × 5,852.53
  4. Step 4: Simplify right side
    13,645.54x = 119,798,509.15
  5. Step 5: Solve for x
    x = 119,798,509.15/13,645.54
  6. Step 6: Final answer
    x = 8,779.32

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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.