Home / 23,515.45-35,259.81-18,176.74

Finding the Fourth Proportional to 23,515.45, 35,259.81 and 18,176.74

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Solution

The fourth proportional to 23,515.45, 35,259.81 and 18,176.74 is: 27,254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,515.45 : 35,259.81 = 18,176.74 : x
  2. Step 2: Convert to fraction form
    23,515.45/35,259.81 = 18,176.74/x
  3. Step 3: Cross multiply
    23,515.45x = 35,259.81 × 18,176.74
  4. Step 4: Simplify right side
    23,515.45x = 640,908,398.82
  5. Step 5: Solve for x
    x = 640,908,398.82/23,515.45
  6. Step 6: Final answer
    x = 27,254.78

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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.