Home / 30,237.32-45,356.44-10,516.56

Finding the Fourth Proportional to 30,237.32, 45,356.44 and 10,516.56

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Solution

The fourth proportional to 30,237.32, 45,356.44 and 10,516.56 is: 15,775.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237.32 : 45,356.44 = 10,516.56 : x
  2. Step 2: Convert to fraction form
    30,237.32/45,356.44 = 10,516.56/x
  3. Step 3: Cross multiply
    30,237.32x = 45,356.44 × 10,516.56
  4. Step 4: Simplify right side
    30,237.32x = 476,993,722.65
  5. Step 5: Solve for x
    x = 476,993,722.65/30,237.32
  6. Step 6: Final answer
    x = 15,775.00

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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.