Home / 47,511.13-65,511.71-35,536.09

Finding the Fourth Proportional to 47,511.13, 65,511.71 and 35,536.09

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Solution

The fourth proportional to 47,511.13, 65,511.71 and 35,536.09 is: 48,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,511.13 : 65,511.71 = 35,536.09 : x
  2. Step 2: Convert to fraction form
    47,511.13/65,511.71 = 35,536.09/x
  3. Step 3: Cross multiply
    47,511.13x = 65,511.71 × 35,536.09
  4. Step 4: Simplify right side
    47,511.13x = 2,328,029,844.93
  5. Step 5: Solve for x
    x = 2,328,029,844.93/47,511.13
  6. Step 6: Final answer
    x = 48,999.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.