Home / 61,033.50-84,222.18-33,809.40

Finding the Fourth Proportional to 61,033.50, 84,222.18 and 33,809.40

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Solution

The fourth proportional to 61,033.50, 84,222.18 and 33,809.40 is: 46,654.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,033.50 : 84,222.18 = 33,809.40 : x
  2. Step 2: Convert to fraction form
    61,033.50/84,222.18 = 33,809.40/x
  3. Step 3: Cross multiply
    61,033.50x = 84,222.18 × 33,809.40
  4. Step 4: Simplify right side
    61,033.50x = 2,847,501,372.49
  5. Step 5: Solve for x
    x = 2,847,501,372.49/61,033.50
  6. Step 6: Final answer
    x = 46,654.73

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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.