Home / 28,271.64-39,010.32-16,336.56

Finding the Fourth Proportional to 28,271.64, 39,010.32 and 16,336.56

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Solution

The fourth proportional to 28,271.64, 39,010.32 and 16,336.56 is: 22,541.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,271.64 : 39,010.32 = 16,336.56 : x
  2. Step 2: Convert to fraction form
    28,271.64/39,010.32 = 16,336.56/x
  3. Step 3: Cross multiply
    28,271.64x = 39,010.32 × 16,336.56
  4. Step 4: Simplify right side
    28,271.64x = 637,294,433.30
  5. Step 5: Solve for x
    x = 637,294,433.30/28,271.64
  6. Step 6: Final answer
    x = 22,541.83

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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.