Home / 30,556.35-45,832.32-9,495.90

Finding the Fourth Proportional to 30,556.35, 45,832.32 and 9,495.90

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Solution

The fourth proportional to 30,556.35, 45,832.32 and 9,495.90 is: 14,243.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,556.35 : 45,832.32 = 9,495.90 : x
  2. Step 2: Convert to fraction form
    30,556.35/45,832.32 = 9,495.90/x
  3. Step 3: Cross multiply
    30,556.35x = 45,832.32 × 9,495.90
  4. Step 4: Simplify right side
    30,556.35x = 435,219,127.49
  5. Step 5: Solve for x
    x = 435,219,127.49/30,556.35
  6. Step 6: Final answer
    x = 14,243.16

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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.