Home / 19,022.40-26,196.48-13,708.80

Finding the Fourth Proportional to 19,022.40, 26,196.48 and 13,708.80

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Solution

The fourth proportional to 19,022.40, 26,196.48 and 13,708.80 is: 18,878.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,022.40 : 26,196.48 = 13,708.80 : x
  2. Step 2: Convert to fraction form
    19,022.40/26,196.48 = 13,708.80/x
  3. Step 3: Cross multiply
    19,022.40x = 26,196.48 × 13,708.80
  4. Step 4: Simplify right side
    19,022.40x = 359,122,305.02
  5. Step 5: Solve for x
    x = 359,122,305.02/19,022.40
  6. Step 6: Final answer
    x = 18,878.92

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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.