Home / 27,437.70-41,123.74-12,631.71

Finding the Fourth Proportional to 27,437.70, 41,123.74 and 12,631.71

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Solution

The fourth proportional to 27,437.70, 41,123.74 and 12,631.71 is: 18,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,437.70 : 41,123.74 = 12,631.71 : x
  2. Step 2: Convert to fraction form
    27,437.70/41,123.74 = 12,631.71/x
  3. Step 3: Cross multiply
    27,437.70x = 41,123.74 × 12,631.71
  4. Step 4: Simplify right side
    27,437.70x = 519,463,157.80
  5. Step 5: Solve for x
    x = 519,463,157.80/27,437.70
  6. Step 6: Final answer
    x = 18,932.46

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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.