Home / 18,598.05-25,657.88-11,881.93

Finding the Fourth Proportional to 18,598.05, 25,657.88 and 11,881.93

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Solution

The fourth proportional to 18,598.05, 25,657.88 and 11,881.93 is: 16,392.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,598.05 : 25,657.88 = 11,881.93 : x
  2. Step 2: Convert to fraction form
    18,598.05/25,657.88 = 11,881.93/x
  3. Step 3: Cross multiply
    18,598.05x = 25,657.88 × 11,881.93
  4. Step 4: Simplify right side
    18,598.05x = 304,865,134.11
  5. Step 5: Solve for x
    x = 304,865,134.11/18,598.05
  6. Step 6: Final answer
    x = 16,392.32

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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.