Home / 15,986.24-22,060.57-9,271.43

Finding the Fourth Proportional to 15,986.24, 22,060.57 and 9,271.43

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Solution

The fourth proportional to 15,986.24, 22,060.57 and 9,271.43 is: 12,794.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,986.24 : 22,060.57 = 9,271.43 : x
  2. Step 2: Convert to fraction form
    15,986.24/22,060.57 = 9,271.43/x
  3. Step 3: Cross multiply
    15,986.24x = 22,060.57 × 9,271.43
  4. Step 4: Simplify right side
    15,986.24x = 204,533,062.49
  5. Step 5: Solve for x
    x = 204,533,062.49/15,986.24
  6. Step 6: Final answer
    x = 12,794.32

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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.