Home / 27,510.08-37,944.48-16,905.68

Finding the Fourth Proportional to 27,510.08, 37,944.48 and 16,905.68

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Solution

The fourth proportional to 27,510.08, 37,944.48 and 16,905.68 is: 23,317.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,510.08 : 37,944.48 = 16,905.68 : x
  2. Step 2: Convert to fraction form
    27,510.08/37,944.48 = 16,905.68/x
  3. Step 3: Cross multiply
    27,510.08x = 37,944.48 × 16,905.68
  4. Step 4: Simplify right side
    27,510.08x = 641,477,236.65
  5. Step 5: Solve for x
    x = 641,477,236.65/27,510.08
  6. Step 6: Final answer
    x = 23,317.90

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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.