Home / 43,671.16-65,506.77-18,695.01

Finding the Fourth Proportional to 43,671.16, 65,506.77 and 18,695.01

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Solution

The fourth proportional to 43,671.16, 65,506.77 and 18,695.01 is: 28,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,671.16 : 65,506.77 = 18,695.01 : x
  2. Step 2: Convert to fraction form
    43,671.16/65,506.77 = 18,695.01/x
  3. Step 3: Cross multiply
    43,671.16x = 65,506.77 × 18,695.01
  4. Step 4: Simplify right side
    43,671.16x = 1,224,649,720.22
  5. Step 5: Solve for x
    x = 1,224,649,720.22/43,671.16
  6. Step 6: Final answer
    x = 28,042.53

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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.