Home / 18,802.01-28,178.64-14,084.84

Finding the Fourth Proportional to 18,802.01, 28,178.64 and 14,084.84

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Solution

The fourth proportional to 18,802.01, 28,178.64 and 14,084.84 is: 21,109.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,802.01 : 28,178.64 = 14,084.84 : x
  2. Step 2: Convert to fraction form
    18,802.01/28,178.64 = 14,084.84/x
  3. Step 3: Cross multiply
    18,802.01x = 28,178.64 × 14,084.84
  4. Step 4: Simplify right side
    18,802.01x = 396,891,494.92
  5. Step 5: Solve for x
    x = 396,891,494.92/18,802.01
  6. Step 6: Final answer
    x = 21,109.00

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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.