Home / 30,110.52-45,165.48-7,923.41

Finding the Fourth Proportional to 30,110.52, 45,165.48 and 7,923.41

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Solution

The fourth proportional to 30,110.52, 45,165.48 and 7,923.41 is: 11,885.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,110.52 : 45,165.48 = 7,923.41 : x
  2. Step 2: Convert to fraction form
    30,110.52/45,165.48 = 7,923.41/x
  3. Step 3: Cross multiply
    30,110.52x = 45,165.48 × 7,923.41
  4. Step 4: Simplify right side
    30,110.52x = 357,864,615.89
  5. Step 5: Solve for x
    x = 357,864,615.89/30,110.52
  6. Step 6: Final answer
    x = 11,885.04

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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.