Home / 27,386.08-37,792.68-14,810.84

Finding the Fourth Proportional to 27,386.08, 37,792.68 and 14,810.84

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Solution

The fourth proportional to 27,386.08, 37,792.68 and 14,810.84 is: 20,438.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,386.08 : 37,792.68 = 14,810.84 : x
  2. Step 2: Convert to fraction form
    27,386.08/37,792.68 = 14,810.84/x
  3. Step 3: Cross multiply
    27,386.08x = 37,792.68 × 14,810.84
  4. Step 4: Simplify right side
    27,386.08x = 559,741,336.65
  5. Step 5: Solve for x
    x = 559,741,336.65/27,386.08
  6. Step 6: Final answer
    x = 20,438.90

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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.