Home / 27,370.93-37,771.06-15,271.74

Finding the Fourth Proportional to 27,370.93, 37,771.06 and 15,271.74

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Solution

The fourth proportional to 27,370.93, 37,771.06 and 15,271.74 is: 21,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,370.93 : 37,771.06 = 15,271.74 : x
  2. Step 2: Convert to fraction form
    27,370.93/37,771.06 = 15,271.74/x
  3. Step 3: Cross multiply
    27,370.93x = 37,771.06 × 15,271.74
  4. Step 4: Simplify right side
    27,370.93x = 576,829,798.30
  5. Step 5: Solve for x
    x = 576,829,798.30/27,370.93
  6. Step 6: Final answer
    x = 21,074.54

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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.