Home / 27,685.32-41,540.16-14,534.64

Finding the Fourth Proportional to 27,685.32, 41,540.16 and 14,534.64

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Solution

The fourth proportional to 27,685.32, 41,540.16 and 14,534.64 is: 21,808.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.32 : 41,540.16 = 14,534.64 : x
  2. Step 2: Convert to fraction form
    27,685.32/41,540.16 = 14,534.64/x
  3. Step 3: Cross multiply
    27,685.32x = 41,540.16 × 14,534.64
  4. Step 4: Simplify right side
    27,685.32x = 603,771,271.14
  5. Step 5: Solve for x
    x = 603,771,271.14/27,685.32
  6. Step 6: Final answer
    x = 21,808.35

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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.