Home / 27,535.08-41,296.32-12,729.72

Finding the Fourth Proportional to 27,535.08, 41,296.32 and 12,729.72

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Solution

The fourth proportional to 27,535.08, 41,296.32 and 12,729.72 is: 19,091.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,535.08 : 41,296.32 = 12,729.72 : x
  2. Step 2: Convert to fraction form
    27,535.08/41,296.32 = 12,729.72/x
  3. Step 3: Cross multiply
    27,535.08x = 41,296.32 × 12,729.72
  4. Step 4: Simplify right side
    27,535.08x = 525,690,590.63
  5. Step 5: Solve for x
    x = 525,690,590.63/27,535.08
  6. Step 6: Final answer
    x = 19,091.67

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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.