Home / 18,777.54-25,885.40-14,293.48

Finding the Fourth Proportional to 18,777.54, 25,885.40 and 14,293.48

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Solution

The fourth proportional to 18,777.54, 25,885.40 and 14,293.48 is: 19,703.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,777.54 : 25,885.40 = 14,293.48 : x
  2. Step 2: Convert to fraction form
    18,777.54/25,885.40 = 14,293.48/x
  3. Step 3: Cross multiply
    18,777.54x = 25,885.40 × 14,293.48
  4. Step 4: Simplify right side
    18,777.54x = 369,992,447.19
  5. Step 5: Solve for x
    x = 369,992,447.19/18,777.54
  6. Step 6: Final answer
    x = 19,703.99

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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.