Home / 31,043.60-46,567.18-8,855.28

Finding the Fourth Proportional to 31,043.60, 46,567.18 and 8,855.28

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Solution

The fourth proportional to 31,043.60, 46,567.18 and 8,855.28 is: 13,283.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,043.60 : 46,567.18 = 8,855.28 : x
  2. Step 2: Convert to fraction form
    31,043.60/46,567.18 = 8,855.28/x
  3. Step 3: Cross multiply
    31,043.60x = 46,567.18 × 8,855.28
  4. Step 4: Simplify right side
    31,043.60x = 412,365,417.71
  5. Step 5: Solve for x
    x = 412,365,417.71/31,043.60
  6. Step 6: Final answer
    x = 13,283.43

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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.