Home / 34,537.15-47,661.19-19,429.82

Finding the Fourth Proportional to 34,537.15, 47,661.19 and 19,429.82

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Solution

The fourth proportional to 34,537.15, 47,661.19 and 19,429.82 is: 26,813.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,537.15 : 47,661.19 = 19,429.82 : x
  2. Step 2: Convert to fraction form
    34,537.15/47,661.19 = 19,429.82/x
  3. Step 3: Cross multiply
    34,537.15x = 47,661.19 × 19,429.82
  4. Step 4: Simplify right side
    34,537.15x = 926,048,007.23
  5. Step 5: Solve for x
    x = 926,048,007.23/34,537.15
  6. Step 6: Final answer
    x = 26,813.10

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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.