Home / 31,052.96-46,587.36-8,866.40

Finding the Fourth Proportional to 31,052.96, 46,587.36 and 8,866.40

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Solution

The fourth proportional to 31,052.96, 46,587.36 and 8,866.40 is: 13,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,052.96 : 46,587.36 = 8,866.40 : x
  2. Step 2: Convert to fraction form
    31,052.96/46,587.36 = 8,866.40/x
  3. Step 3: Cross multiply
    31,052.96x = 46,587.36 × 8,866.40
  4. Step 4: Simplify right side
    31,052.96x = 413,062,168.70
  5. Step 5: Solve for x
    x = 413,062,168.70/31,052.96
  6. Step 6: Final answer
    x = 13,301.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.