Home / 26,643.55-36,768.40-14,706.90

Finding the Fourth Proportional to 26,643.55, 36,768.40 and 14,706.90

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Solution

The fourth proportional to 26,643.55, 36,768.40 and 14,706.90 is: 20,295.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,643.55 : 36,768.40 = 14,706.90 : x
  2. Step 2: Convert to fraction form
    26,643.55/36,768.40 = 14,706.90/x
  3. Step 3: Cross multiply
    26,643.55x = 36,768.40 × 14,706.90
  4. Step 4: Simplify right side
    26,643.55x = 540,749,090.04
  5. Step 5: Solve for x
    x = 540,749,090.04/26,643.55
  6. Step 6: Final answer
    x = 20,295.69

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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.