Home / 31,016.75-46,518.13-8,829.63

Finding the Fourth Proportional to 31,016.75, 46,518.13 and 8,829.63

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Solution

The fourth proportional to 31,016.75, 46,518.13 and 8,829.63 is: 13,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,016.75 : 46,518.13 = 8,829.63 : x
  2. Step 2: Convert to fraction form
    31,016.75/46,518.13 = 8,829.63/x
  3. Step 3: Cross multiply
    31,016.75x = 46,518.13 × 8,829.63
  4. Step 4: Simplify right side
    31,016.75x = 410,737,832.04
  5. Step 5: Solve for x
    x = 410,737,832.04/31,016.75
  6. Step 6: Final answer
    x = 13,242.45

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1.5x scale

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.