Home / 27,443.93-37,872.69-14,868.68

Finding the Fourth Proportional to 27,443.93, 37,872.69 and 14,868.68

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Solution

The fourth proportional to 27,443.93, 37,872.69 and 14,868.68 is: 20,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.93 : 37,872.69 = 14,868.68 : x
  2. Step 2: Convert to fraction form
    27,443.93/37,872.69 = 14,868.68/x
  3. Step 3: Cross multiply
    27,443.93x = 37,872.69 × 14,868.68
  4. Step 4: Simplify right side
    27,443.93x = 563,116,908.35
  5. Step 5: Solve for x
    x = 563,116,908.35/27,443.93
  6. Step 6: Final answer
    x = 20,518.81

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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.