Home / 30,344.37-45,515.13-10,627.35

Finding the Fourth Proportional to 30,344.37, 45,515.13 and 10,627.35

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Solution

The fourth proportional to 30,344.37, 45,515.13 and 10,627.35 is: 15,940.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,344.37 : 45,515.13 = 10,627.35 : x
  2. Step 2: Convert to fraction form
    30,344.37/45,515.13 = 10,627.35/x
  3. Step 3: Cross multiply
    30,344.37x = 45,515.13 × 10,627.35
  4. Step 4: Simplify right side
    30,344.37x = 483,705,216.81
  5. Step 5: Solve for x
    x = 483,705,216.81/30,344.37
  6. Step 6: Final answer
    x = 15,940.53

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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.