Home / 30,319.22-45,487.47-22,007.54

Finding the Fourth Proportional to 30,319.22, 45,487.47 and 22,007.54

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Solution

The fourth proportional to 30,319.22, 45,487.47 and 22,007.54 is: 33,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,319.22 : 45,487.47 = 22,007.54 : x
  2. Step 2: Convert to fraction form
    30,319.22/45,487.47 = 22,007.54/x
  3. Step 3: Cross multiply
    30,319.22x = 45,487.47 × 22,007.54
  4. Step 4: Simplify right side
    30,319.22x = 1,001,067,315.52
  5. Step 5: Solve for x
    x = 1,001,067,315.52/30,319.22
  6. Step 6: Final answer
    x = 33,017.58

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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.