Home / 16,503.85-24,780.53-15,929.76

Finding the Fourth Proportional to 16,503.85, 24,780.53 and 15,929.76

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Solution

The fourth proportional to 16,503.85, 24,780.53 and 15,929.76 is: 23,918.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,503.85 : 24,780.53 = 15,929.76 : x
  2. Step 2: Convert to fraction form
    16,503.85/24,780.53 = 15,929.76/x
  3. Step 3: Cross multiply
    16,503.85x = 24,780.53 × 15,929.76
  4. Step 4: Simplify right side
    16,503.85x = 394,748,028.32
  5. Step 5: Solve for x
    x = 394,748,028.32/16,503.85
  6. Step 6: Final answer
    x = 23,918.54

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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.