Home / 30,263.06-45,401.87-9,486.56

Finding the Fourth Proportional to 30,263.06, 45,401.87 and 9,486.56

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Solution

The fourth proportional to 30,263.06, 45,401.87 and 9,486.56 is: 14,232.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,263.06 : 45,401.87 = 9,486.56 : x
  2. Step 2: Convert to fraction form
    30,263.06/45,401.87 = 9,486.56/x
  3. Step 3: Cross multiply
    30,263.06x = 45,401.87 × 9,486.56
  4. Step 4: Simplify right side
    30,263.06x = 430,707,563.87
  5. Step 5: Solve for x
    x = 430,707,563.87/30,263.06
  6. Step 6: Final answer
    x = 14,232.12

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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.