Home / 34,013.60-46,942.40-19,871.04

Finding the Fourth Proportional to 34,013.60, 46,942.40 and 19,871.04

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Solution

The fourth proportional to 34,013.60, 46,942.40 and 19,871.04 is: 27,424.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,013.60 : 46,942.40 = 19,871.04 : x
  2. Step 2: Convert to fraction form
    34,013.60/46,942.40 = 19,871.04/x
  3. Step 3: Cross multiply
    34,013.60x = 46,942.40 × 19,871.04
  4. Step 4: Simplify right side
    34,013.60x = 932,794,308.10
  5. Step 5: Solve for x
    x = 932,794,308.10/34,013.60
  6. Step 6: Final answer
    x = 27,424.16

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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.