Home / 38,871.37-58,307.02-10,791.40

Finding the Fourth Proportional to 38,871.37, 58,307.02 and 10,791.40

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Solution

The fourth proportional to 38,871.37, 58,307.02 and 10,791.40 is: 16,187.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,871.37 : 58,307.02 = 10,791.40 : x
  2. Step 2: Convert to fraction form
    38,871.37/58,307.02 = 10,791.40/x
  3. Step 3: Cross multiply
    38,871.37x = 58,307.02 × 10,791.40
  4. Step 4: Simplify right side
    38,871.37x = 629,214,494.42
  5. Step 5: Solve for x
    x = 629,214,494.42/38,871.37
  6. Step 6: Final answer
    x = 16,187.09

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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.