Home / 28,900.03-43,314.60-16,430.50

Finding the Fourth Proportional to 28,900.03, 43,314.60 and 16,430.50

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Solution

The fourth proportional to 28,900.03, 43,314.60 and 16,430.50 is: 24,625.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,900.03 : 43,314.60 = 16,430.50 : x
  2. Step 2: Convert to fraction form
    28,900.03/43,314.60 = 16,430.50/x
  3. Step 3: Cross multiply
    28,900.03x = 43,314.60 × 16,430.50
  4. Step 4: Simplify right side
    28,900.03x = 711,680,535.30
  5. Step 5: Solve for x
    x = 711,680,535.30/28,900.03
  6. Step 6: Final answer
    x = 24,625.60

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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.