Home / 43,938.10-65,907.18-25,339.72

Finding the Fourth Proportional to 43,938.10, 65,907.18 and 25,339.72

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Solution

The fourth proportional to 43,938.10, 65,907.18 and 25,339.72 is: 38,009.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,938.10 : 65,907.18 = 25,339.72 : x
  2. Step 2: Convert to fraction form
    43,938.10/65,907.18 = 25,339.72/x
  3. Step 3: Cross multiply
    43,938.10x = 65,907.18 × 25,339.72
  4. Step 4: Simplify right side
    43,938.10x = 1,670,069,487.19
  5. Step 5: Solve for x
    x = 1,670,069,487.19/43,938.10
  6. Step 6: Final answer
    x = 38,009.60

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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.