Home / 30,199.34-45,314.06-13,571.26

Finding the Fourth Proportional to 30,199.34, 45,314.06 and 13,571.26

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Solution

The fourth proportional to 30,199.34, 45,314.06 and 13,571.26 is: 20,363.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,199.34 : 45,314.06 = 13,571.26 : x
  2. Step 2: Convert to fraction form
    30,199.34/45,314.06 = 13,571.26/x
  3. Step 3: Cross multiply
    30,199.34x = 45,314.06 × 13,571.26
  4. Step 4: Simplify right side
    30,199.34x = 614,968,889.92
  5. Step 5: Solve for x
    x = 614,968,889.92/30,199.34
  6. Step 6: Final answer
    x = 20,363.65

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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.