Home / 31,014.75-46,515.13-8,827.63

Finding the Fourth Proportional to 31,014.75, 46,515.13 and 8,827.63

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Solution

The fourth proportional to 31,014.75, 46,515.13 and 8,827.63 is: 13,239.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,014.75 : 46,515.13 = 8,827.63 : x
  2. Step 2: Convert to fraction form
    31,014.75/46,515.13 = 8,827.63/x
  3. Step 3: Cross multiply
    31,014.75x = 46,515.13 × 8,827.63
  4. Step 4: Simplify right side
    31,014.75x = 410,618,368.08
  5. Step 5: Solve for x
    x = 410,618,368.08/31,014.75
  6. Step 6: Final answer
    x = 13,239.46

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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.