Home / 12,382.56-18,574.38-4,062.60

Finding the Fourth Proportional to 12,382.56, 18,574.38 and 4,062.60

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Solution

The fourth proportional to 12,382.56, 18,574.38 and 4,062.60 is: 6,094.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382.56 : 18,574.38 = 4,062.60 : x
  2. Step 2: Convert to fraction form
    12,382.56/18,574.38 = 4,062.60/x
  3. Step 3: Cross multiply
    12,382.56x = 18,574.38 × 4,062.60
  4. Step 4: Simplify right side
    12,382.56x = 75,460,276.19
  5. Step 5: Solve for x
    x = 75,460,276.19/12,382.56
  6. Step 6: Final answer
    x = 6,094.08

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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.