Home / 43,907.48-65,871.68-14,325.32

Finding the Fourth Proportional to 43,907.48, 65,871.68 and 14,325.32

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Solution

The fourth proportional to 43,907.48, 65,871.68 and 14,325.32 is: 21,491.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,907.48 : 65,871.68 = 14,325.32 : x
  2. Step 2: Convert to fraction form
    43,907.48/65,871.68 = 14,325.32/x
  3. Step 3: Cross multiply
    43,907.48x = 65,871.68 × 14,325.32
  4. Step 4: Simplify right side
    43,907.48x = 943,632,894.94
  5. Step 5: Solve for x
    x = 943,632,894.94/43,907.48
  6. Step 6: Final answer
    x = 21,491.39

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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.