Home / 23,015.94-31,762.04-12,944.40

Finding the Fourth Proportional to 23,015.94, 31,762.04 and 12,944.40

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Solution

The fourth proportional to 23,015.94, 31,762.04 and 12,944.40 is: 17,863.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,015.94 : 31,762.04 = 12,944.40 : x
  2. Step 2: Convert to fraction form
    23,015.94/31,762.04 = 12,944.40/x
  3. Step 3: Cross multiply
    23,015.94x = 31,762.04 × 12,944.40
  4. Step 4: Simplify right side
    23,015.94x = 411,140,550.58
  5. Step 5: Solve for x
    x = 411,140,550.58/23,015.94
  6. Step 6: Final answer
    x = 17,863.30

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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.