Home / 34,045.60-46,982.80-19,895.64

Finding the Fourth Proportional to 34,045.60, 46,982.80 and 19,895.64

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Solution

The fourth proportional to 34,045.60, 46,982.80 and 19,895.64 is: 27,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,045.60 : 46,982.80 = 19,895.64 : x
  2. Step 2: Convert to fraction form
    34,045.60/46,982.80 = 19,895.64/x
  3. Step 3: Cross multiply
    34,045.60x = 46,982.80 × 19,895.64
  4. Step 4: Simplify right side
    34,045.60x = 934,752,874.99
  5. Step 5: Solve for x
    x = 934,752,874.99/34,045.60
  6. Step 6: Final answer
    x = 27,455.91

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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.