Home / 28,623.24-39,518.34-23,330.64

Finding the Fourth Proportional to 28,623.24, 39,518.34 and 23,330.64

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Solution

The fourth proportional to 28,623.24, 39,518.34 and 23,330.64 is: 32,211.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,623.24 : 39,518.34 = 23,330.64 : x
  2. Step 2: Convert to fraction form
    28,623.24/39,518.34 = 23,330.64/x
  3. Step 3: Cross multiply
    28,623.24x = 39,518.34 × 23,330.64
  4. Step 4: Simplify right side
    28,623.24x = 921,988,163.94
  5. Step 5: Solve for x
    x = 921,988,163.94/28,623.24
  6. Step 6: Final answer
    x = 32,211.17

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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.