Home / 38,999.57-58,516.37-16,807.60

Finding the Fourth Proportional to 38,999.57, 58,516.37 and 16,807.60

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Solution

The fourth proportional to 38,999.57, 58,516.37 and 16,807.60 is: 25,218.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,999.57 : 58,516.37 = 16,807.60 : x
  2. Step 2: Convert to fraction form
    38,999.57/58,516.37 = 16,807.60/x
  3. Step 3: Cross multiply
    38,999.57x = 58,516.37 × 16,807.60
  4. Step 4: Simplify right side
    38,999.57x = 983,519,363.79
  5. Step 5: Solve for x
    x = 983,519,363.79/38,999.57
  6. Step 6: Final answer
    x = 25,218.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.