Home / 26,806.60-36,993.12-14,870.08

Finding the Fourth Proportional to 26,806.60, 36,993.12 and 14,870.08

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Solution

The fourth proportional to 26,806.60, 36,993.12 and 14,870.08 is: 20,520.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,806.60 : 36,993.12 = 14,870.08 : x
  2. Step 2: Convert to fraction form
    26,806.60/36,993.12 = 14,870.08/x
  3. Step 3: Cross multiply
    26,806.60x = 36,993.12 × 14,870.08
  4. Step 4: Simplify right side
    26,806.60x = 550,090,653.85
  5. Step 5: Solve for x
    x = 550,090,653.85/26,806.60
  6. Step 6: Final answer
    x = 20,520.72

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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.