Home / 19,016.60-28,475.69-16,900.74

Finding the Fourth Proportional to 19,016.60, 28,475.69 and 16,900.74

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Solution

The fourth proportional to 19,016.60, 28,475.69 and 16,900.74 is: 25,307.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.60 : 28,475.69 = 16,900.74 : x
  2. Step 2: Convert to fraction form
    19,016.60/28,475.69 = 16,900.74/x
  3. Step 3: Cross multiply
    19,016.60x = 28,475.69 × 16,900.74
  4. Step 4: Simplify right side
    19,016.60x = 481,260,148.51
  5. Step 5: Solve for x
    x = 481,260,148.51/19,016.60
  6. Step 6: Final answer
    x = 25,307.38

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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.