Home / 12,570.40-18,844.44-6,322.24

Finding the Fourth Proportional to 12,570.40, 18,844.44 and 6,322.24

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Solution

The fourth proportional to 12,570.40, 18,844.44 and 6,322.24 is: 9,477.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,570.40 : 18,844.44 = 6,322.24 : x
  2. Step 2: Convert to fraction form
    12,570.40/18,844.44 = 6,322.24/x
  3. Step 3: Cross multiply
    12,570.40x = 18,844.44 × 6,322.24
  4. Step 4: Simplify right side
    12,570.40x = 119,139,072.35
  5. Step 5: Solve for x
    x = 119,139,072.35/12,570.40
  6. Step 6: Final answer
    x = 9,477.75

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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.