Home / 25,389.66-38,061.60-12,054.42

Finding the Fourth Proportional to 25,389.66, 38,061.60 and 12,054.42

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Solution

The fourth proportional to 25,389.66, 38,061.60 and 12,054.42 is: 18,070.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,389.66 : 38,061.60 = 12,054.42 : x
  2. Step 2: Convert to fraction form
    25,389.66/38,061.60 = 12,054.42/x
  3. Step 3: Cross multiply
    25,389.66x = 38,061.60 × 12,054.42
  4. Step 4: Simplify right side
    25,389.66x = 458,810,512.27
  5. Step 5: Solve for x
    x = 458,810,512.27/25,389.66
  6. Step 6: Final answer
    x = 18,070.76

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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.