Home / 30,391.00-45,586.95-13,751.57

Finding the Fourth Proportional to 30,391.00, 45,586.95 and 13,751.57

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Solution

The fourth proportional to 30,391.00, 45,586.95 and 13,751.57 is: 20,627.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,391.00 : 45,586.95 = 13,751.57 : x
  2. Step 2: Convert to fraction form
    30,391.00/45,586.95 = 13,751.57/x
  3. Step 3: Cross multiply
    30,391.00x = 45,586.95 × 13,751.57
  4. Step 4: Simplify right side
    30,391.00x = 626,892,273.76
  5. Step 5: Solve for x
    x = 626,892,273.76/30,391.00
  6. Step 6: Final answer
    x = 20,627.56

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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.