Home / 43,349.06-65,023.61-12,184.31

Finding the Fourth Proportional to 43,349.06, 65,023.61 and 12,184.31

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Solution

The fourth proportional to 43,349.06, 65,023.61 and 12,184.31 is: 18,276.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,349.06 : 65,023.61 = 12,184.31 : x
  2. Step 2: Convert to fraction form
    43,349.06/65,023.61 = 12,184.31/x
  3. Step 3: Cross multiply
    43,349.06x = 65,023.61 × 12,184.31
  4. Step 4: Simplify right side
    43,349.06x = 792,267,923.20
  5. Step 5: Solve for x
    x = 792,267,923.20/43,349.06
  6. Step 6: Final answer
    x = 18,276.47

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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.