Home / 34,563.34-47,684.37-20,218.60

Finding the Fourth Proportional to 34,563.34, 47,684.37 and 20,218.60

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Solution

The fourth proportional to 34,563.34, 47,684.37 and 20,218.60 is: 27,894.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,563.34 : 47,684.37 = 20,218.60 : x
  2. Step 2: Convert to fraction form
    34,563.34/47,684.37 = 20,218.60/x
  3. Step 3: Cross multiply
    34,563.34x = 47,684.37 × 20,218.60
  4. Step 4: Simplify right side
    34,563.34x = 964,111,338.71
  5. Step 5: Solve for x
    x = 964,111,338.71/34,563.34
  6. Step 6: Final answer
    x = 27,894.04

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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.