Home / 16,023.60-23,986.80-9,430.20

Finding the Fourth Proportional to 16,023.60, 23,986.80 and 9,430.20

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Solution

The fourth proportional to 16,023.60, 23,986.80 and 9,430.20 is: 14,116.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,023.60 : 23,986.80 = 9,430.20 : x
  2. Step 2: Convert to fraction form
    16,023.60/23,986.80 = 9,430.20/x
  3. Step 3: Cross multiply
    16,023.60x = 23,986.80 × 9,430.20
  4. Step 4: Simplify right side
    16,023.60x = 226,200,321.36
  5. Step 5: Solve for x
    x = 226,200,321.36/16,023.60
  6. Step 6: Final answer
    x = 14,116.70

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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.