Home / 28,883.93-43,307.35-12,028.62

Finding the Fourth Proportional to 28,883.93, 43,307.35 and 12,028.62

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Solution

The fourth proportional to 28,883.93, 43,307.35 and 12,028.62 is: 18,035.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,883.93 : 43,307.35 = 12,028.62 : x
  2. Step 2: Convert to fraction form
    28,883.93/43,307.35 = 12,028.62/x
  3. Step 3: Cross multiply
    28,883.93x = 43,307.35 × 12,028.62
  4. Step 4: Simplify right side
    28,883.93x = 520,927,788.69
  5. Step 5: Solve for x
    x = 520,927,788.69/28,883.93
  6. Step 6: Final answer
    x = 18,035.21

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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.