Home / 19,084.80-28,574.34-14,390.58

Finding the Fourth Proportional to 19,084.80, 28,574.34 and 14,390.58

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Solution

The fourth proportional to 19,084.80, 28,574.34 and 14,390.58 is: 21,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,084.80 : 28,574.34 = 14,390.58 : x
  2. Step 2: Convert to fraction form
    19,084.80/28,574.34 = 14,390.58/x
  3. Step 3: Cross multiply
    19,084.80x = 28,574.34 × 14,390.58
  4. Step 4: Simplify right side
    19,084.80x = 411,201,325.72
  5. Step 5: Solve for x
    x = 411,201,325.72/19,084.80
  6. Step 6: Final answer
    x = 21,546.01

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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.