Home / 10,384.22-15,632.44-9,480.26

Finding the Fourth Proportional to 10,384.22, 15,632.44 and 9,480.26

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Solution

The fourth proportional to 10,384.22, 15,632.44 and 9,480.26 is: 14,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,384.22 : 15,632.44 = 9,480.26 : x
  2. Step 2: Convert to fraction form
    10,384.22/15,632.44 = 9,480.26/x
  3. Step 3: Cross multiply
    10,384.22x = 15,632.44 × 9,480.26
  4. Step 4: Simplify right side
    10,384.22x = 148,199,611.01
  5. Step 5: Solve for x
    x = 148,199,611.01/10,384.22
  6. Step 6: Final answer
    x = 14,271.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.