Home / 26,416.22-39,614.28-7,690.02

Finding the Fourth Proportional to 26,416.22, 39,614.28 and 7,690.02

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Solution

The fourth proportional to 26,416.22, 39,614.28 and 7,690.02 is: 11,532.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,416.22 : 39,614.28 = 7,690.02 : x
  2. Step 2: Convert to fraction form
    26,416.22/39,614.28 = 7,690.02/x
  3. Step 3: Cross multiply
    26,416.22x = 39,614.28 × 7,690.02
  4. Step 4: Simplify right side
    26,416.22x = 304,634,605.49
  5. Step 5: Solve for x
    x = 304,634,605.49/26,416.22
  6. Step 6: Final answer
    x = 11,532.11

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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.