Home / 27,443.71-37,872.30-14,868.46

Finding the Fourth Proportional to 27,443.71, 37,872.30 and 14,868.46

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Solution

The fourth proportional to 27,443.71, 37,872.30 and 14,868.46 is: 20,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,443.71 : 37,872.30 = 14,868.46 : x
  2. Step 2: Convert to fraction form
    27,443.71/37,872.30 = 14,868.46/x
  3. Step 3: Cross multiply
    27,443.71x = 37,872.30 × 14,868.46
  4. Step 4: Simplify right side
    27,443.71x = 563,102,777.66
  5. Step 5: Solve for x
    x = 563,102,777.66/27,443.71
  6. Step 6: Final answer
    x = 20,518.46

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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.