Home / 19,056.60-26,305.56-13,758.48

Finding the Fourth Proportional to 19,056.60, 26,305.56 and 13,758.48

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Solution

The fourth proportional to 19,056.60, 26,305.56 and 13,758.48 is: 18,992.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,056.60 : 26,305.56 = 13,758.48 : x
  2. Step 2: Convert to fraction form
    19,056.60/26,305.56 = 13,758.48/x
  3. Step 3: Cross multiply
    19,056.60x = 26,305.56 × 13,758.48
  4. Step 4: Simplify right side
    19,056.60x = 361,924,521.15
  5. Step 5: Solve for x
    x = 361,924,521.15/19,056.60
  6. Step 6: Final answer
    x = 18,992.08

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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.