Home / 26,925.60-40,388.40-13,773.60

Finding the Fourth Proportional to 26,925.60, 40,388.40 and 13,773.60

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Solution

The fourth proportional to 26,925.60, 40,388.40 and 13,773.60 is: 20,660.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,925.60 : 40,388.40 = 13,773.60 : x
  2. Step 2: Convert to fraction form
    26,925.60/40,388.40 = 13,773.60/x
  3. Step 3: Cross multiply
    26,925.60x = 40,388.40 × 13,773.60
  4. Step 4: Simplify right side
    26,925.60x = 556,293,666.24
  5. Step 5: Solve for x
    x = 556,293,666.24/26,925.60
  6. Step 6: Final answer
    x = 20,660.40

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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.