Home / 34,771.95-47,984.83-18,856.31

Finding the Fourth Proportional to 34,771.95, 47,984.83 and 18,856.31

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Solution

The fourth proportional to 34,771.95, 47,984.83 and 18,856.31 is: 26,021.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,771.95 : 47,984.83 = 18,856.31 : x
  2. Step 2: Convert to fraction form
    34,771.95/47,984.83 = 18,856.31/x
  3. Step 3: Cross multiply
    34,771.95x = 47,984.83 × 18,856.31
  4. Step 4: Simplify right side
    34,771.95x = 904,816,829.78
  5. Step 5: Solve for x
    x = 904,816,829.78/34,771.95
  6. Step 6: Final answer
    x = 26,021.46

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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.