Home / 14,443.18-21,660.46-6,123.06

Finding the Fourth Proportional to 14,443.18, 21,660.46 and 6,123.06

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Solution

The fourth proportional to 14,443.18, 21,660.46 and 6,123.06 is: 9,182.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,443.18 : 21,660.46 = 6,123.06 : x
  2. Step 2: Convert to fraction form
    14,443.18/21,660.46 = 6,123.06/x
  3. Step 3: Cross multiply
    14,443.18x = 21,660.46 × 6,123.06
  4. Step 4: Simplify right side
    14,443.18x = 132,628,315.34
  5. Step 5: Solve for x
    x = 132,628,315.34/14,443.18
  6. Step 6: Final answer
    x = 9,182.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.