Home / 47,307.49-65,208.19-34,540.43

Finding the Fourth Proportional to 47,307.49, 65,208.19 and 34,540.43

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Solution

The fourth proportional to 47,307.49, 65,208.19 and 34,540.43 is: 47,610.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,307.49 : 65,208.19 = 34,540.43 : x
  2. Step 2: Convert to fraction form
    47,307.49/65,208.19 = 34,540.43/x
  3. Step 3: Cross multiply
    47,307.49x = 65,208.19 × 34,540.43
  4. Step 4: Simplify right side
    47,307.49x = 2,252,318,574.49
  5. Step 5: Solve for x
    x = 2,252,318,574.49/47,307.49
  6. Step 6: Final answer
    x = 47,610.19

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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.