Home / 36,012.06-49,695.66-20,903.85

Finding the Fourth Proportional to 36,012.06, 49,695.66 and 20,903.85

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Solution

The fourth proportional to 36,012.06, 49,695.66 and 20,903.85 is: 28,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,012.06 : 49,695.66 = 20,903.85 : x
  2. Step 2: Convert to fraction form
    36,012.06/49,695.66 = 20,903.85/x
  3. Step 3: Cross multiply
    36,012.06x = 49,695.66 × 20,903.85
  4. Step 4: Simplify right side
    36,012.06x = 1,038,830,622.29
  5. Step 5: Solve for x
    x = 1,038,830,622.29/36,012.06
  6. Step 6: Final answer
    x = 28,846.74

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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.