Home / 16,531.12-24,785.67-5,999.78

Finding the Fourth Proportional to 16,531.12, 24,785.67 and 5,999.78

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Solution

The fourth proportional to 16,531.12, 24,785.67 and 5,999.78 is: 8,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,531.12 : 24,785.67 = 5,999.78 : x
  2. Step 2: Convert to fraction form
    16,531.12/24,785.67 = 5,999.78/x
  3. Step 3: Cross multiply
    16,531.12x = 24,785.67 × 5,999.78
  4. Step 4: Simplify right side
    16,531.12x = 148,708,567.15
  5. Step 5: Solve for x
    x = 148,708,567.15/16,531.12
  6. Step 6: Final answer
    x = 8,995.67

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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.