Home / 19,418.04-26,781.90-16,733.70

Finding the Fourth Proportional to 19,418.04, 26,781.90 and 16,733.70

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Solution

The fourth proportional to 19,418.04, 26,781.90 and 16,733.70 is: 23,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.04 : 26,781.90 = 16,733.70 : x
  2. Step 2: Convert to fraction form
    19,418.04/26,781.90 = 16,733.70/x
  3. Step 3: Cross multiply
    19,418.04x = 26,781.90 × 16,733.70
  4. Step 4: Simplify right side
    19,418.04x = 448,160,280.03
  5. Step 5: Solve for x
    x = 448,160,280.03/19,418.04
  6. Step 6: Final answer
    x = 23,079.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.