Home / 43,907.40-65,854.35-14,325.26

Finding the Fourth Proportional to 43,907.40, 65,854.35 and 14,325.26

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Solution

The fourth proportional to 43,907.40, 65,854.35 and 14,325.26 is: 21,485.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,907.40 : 65,854.35 = 14,325.26 : x
  2. Step 2: Convert to fraction form
    43,907.40/65,854.35 = 14,325.26/x
  3. Step 3: Cross multiply
    43,907.40x = 65,854.35 × 14,325.26
  4. Step 4: Simplify right side
    43,907.40x = 943,380,356.61
  5. Step 5: Solve for x
    x = 943,380,356.61/43,907.40
  6. Step 6: Final answer
    x = 21,485.68

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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.