Home / 19,268.60-26,590.51-13,534.11

Finding the Fourth Proportional to 19,268.60, 26,590.51 and 13,534.11

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Solution

The fourth proportional to 19,268.60, 26,590.51 and 13,534.11 is: 18,676.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,268.60 : 26,590.51 = 13,534.11 : x
  2. Step 2: Convert to fraction form
    19,268.60/26,590.51 = 13,534.11/x
  3. Step 3: Cross multiply
    19,268.60x = 26,590.51 × 13,534.11
  4. Step 4: Simplify right side
    19,268.60x = 359,878,887.30
  5. Step 5: Solve for x
    x = 359,878,887.30/19,268.60
  6. Step 6: Final answer
    x = 18,676.96

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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.