Home / 43,907.85-65,861.51-14,325.71

Finding the Fourth Proportional to 43,907.85, 65,861.51 and 14,325.71

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Solution

The fourth proportional to 43,907.85, 65,861.51 and 14,325.71 is: 21,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,907.85 : 65,861.51 = 14,325.71 : x
  2. Step 2: Convert to fraction form
    43,907.85/65,861.51 = 14,325.71/x
  3. Step 3: Cross multiply
    43,907.85x = 65,861.51 × 14,325.71
  4. Step 4: Simplify right side
    43,907.85x = 943,512,491.49
  5. Step 5: Solve for x
    x = 943,512,491.49/43,907.85
  6. Step 6: Final answer
    x = 21,488.47

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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.