Home / 30,450.48-45,632.90-22,949.06

Finding the Fourth Proportional to 30,450.48, 45,632.90 and 22,949.06

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Solution

The fourth proportional to 30,450.48, 45,632.90 and 22,949.06 is: 34,391.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,450.48 : 45,632.90 = 22,949.06 : x
  2. Step 2: Convert to fraction form
    30,450.48/45,632.90 = 22,949.06/x
  3. Step 3: Cross multiply
    30,450.48x = 45,632.90 × 22,949.06
  4. Step 4: Simplify right side
    30,450.48x = 1,047,232,160.07
  5. Step 5: Solve for x
    x = 1,047,232,160.07/30,450.48
  6. Step 6: Final answer
    x = 34,391.32

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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.