Home / 43,608.23-65,433.95-17,312.39

Finding the Fourth Proportional to 43,608.23, 65,433.95 and 17,312.39

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Solution

The fourth proportional to 43,608.23, 65,433.95 and 17,312.39 is: 25,977.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,608.23 : 65,433.95 = 17,312.39 : x
  2. Step 2: Convert to fraction form
    43,608.23/65,433.95 = 17,312.39/x
  3. Step 3: Cross multiply
    43,608.23x = 65,433.95 × 17,312.39
  4. Step 4: Simplify right side
    43,608.23x = 1,132,817,647.91
  5. Step 5: Solve for x
    x = 1,132,817,647.91/43,608.23
  6. Step 6: Final answer
    x = 25,977.16

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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.