Home / 43,339.44-65,017.23-13,749.30

Finding the Fourth Proportional to 43,339.44, 65,017.23 and 13,749.30

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Solution

The fourth proportional to 43,339.44, 65,017.23 and 13,749.30 is: 20,626.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,339.44 : 65,017.23 = 13,749.30 : x
  2. Step 2: Convert to fraction form
    43,339.44/65,017.23 = 13,749.30/x
  3. Step 3: Cross multiply
    43,339.44x = 65,017.23 × 13,749.30
  4. Step 4: Simplify right side
    43,339.44x = 893,941,400.44
  5. Step 5: Solve for x
    x = 893,941,400.44/43,339.44
  6. Step 6: Final answer
    x = 20,626.51

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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.