Home / 34,616.80-47,771.48-19,506.57

Finding the Fourth Proportional to 34,616.80, 47,771.48 and 19,506.57

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Solution

The fourth proportional to 34,616.80, 47,771.48 and 19,506.57 is: 26,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,616.80 : 47,771.48 = 19,506.57 : x
  2. Step 2: Convert to fraction form
    34,616.80/47,771.48 = 19,506.57/x
  3. Step 3: Cross multiply
    34,616.80x = 47,771.48 × 19,506.57
  4. Step 4: Simplify right side
    34,616.80x = 931,857,588.25
  5. Step 5: Solve for x
    x = 931,857,588.25/34,616.80
  6. Step 6: Final answer
    x = 26,919.23

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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.