Home / 43,948.98-65,909.03-18,973.44

Finding the Fourth Proportional to 43,948.98, 65,909.03 and 18,973.44

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Solution

The fourth proportional to 43,948.98, 65,909.03 and 18,973.44 is: 28,453.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,948.98 : 65,909.03 = 18,973.44 : x
  2. Step 2: Convert to fraction form
    43,948.98/65,909.03 = 18,973.44/x
  3. Step 3: Cross multiply
    43,948.98x = 65,909.03 × 18,973.44
  4. Step 4: Simplify right side
    43,948.98x = 1,250,520,931.30
  5. Step 5: Solve for x
    x = 1,250,520,931.30/43,948.98
  6. Step 6: Final answer
    x = 28,453.92

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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.