Home / 27,042.58-37,318.89-15,106.42

Finding the Fourth Proportional to 27,042.58, 37,318.89 and 15,106.42

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Solution

The fourth proportional to 27,042.58, 37,318.89 and 15,106.42 is: 20,846.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,042.58 : 37,318.89 = 15,106.42 : x
  2. Step 2: Convert to fraction form
    27,042.58/37,318.89 = 15,106.42/x
  3. Step 3: Cross multiply
    27,042.58x = 37,318.89 × 15,106.42
  4. Step 4: Simplify right side
    27,042.58x = 563,754,826.27
  5. Step 5: Solve for x
    x = 563,754,826.27/27,042.58
  6. Step 6: Final answer
    x = 20,846.93

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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.