Home / 27,443.46-37,872.15-14,868.21

Finding the Fourth Proportional to 27,443.46, 37,872.15 and 14,868.21

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Solution

The fourth proportional to 27,443.46, 37,872.15 and 14,868.21 is: 20,518.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.46 : 37,872.15 = 14,868.21 : x
  2. Step 2: Convert to fraction form
    27,443.46/37,872.15 = 14,868.21/x
  3. Step 3: Cross multiply
    27,443.46x = 37,872.15 × 14,868.21
  4. Step 4: Simplify right side
    27,443.46x = 563,090,815.65
  5. Step 5: Solve for x
    x = 563,090,815.65/27,443.46
  6. Step 6: Final answer
    x = 20,518.22

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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.