Home / 27,319.16-37,697.32-15,382.19

Finding the Fourth Proportional to 27,319.16, 37,697.32 and 15,382.19

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Solution

The fourth proportional to 27,319.16, 37,697.32 and 15,382.19 is: 21,225.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,319.16 : 37,697.32 = 15,382.19 : x
  2. Step 2: Convert to fraction form
    27,319.16/37,697.32 = 15,382.19/x
  3. Step 3: Cross multiply
    27,319.16x = 37,697.32 × 15,382.19
  4. Step 4: Simplify right side
    27,319.16x = 579,867,338.73
  5. Step 5: Solve for x
    x = 579,867,338.73/27,319.16
  6. Step 6: Final answer
    x = 21,225.67

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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.