Home / 14,052.70-21,079.05-3,664.45

Finding the Fourth Proportional to 14,052.70, 21,079.05 and 3,664.45

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Solution

The fourth proportional to 14,052.70, 21,079.05 and 3,664.45 is: 5,496.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,052.70 : 21,079.05 = 3,664.45 : x
  2. Step 2: Convert to fraction form
    14,052.70/21,079.05 = 3,664.45/x
  3. Step 3: Cross multiply
    14,052.70x = 21,079.05 × 3,664.45
  4. Step 4: Simplify right side
    14,052.70x = 77,243,124.77
  5. Step 5: Solve for x
    x = 77,243,124.77/14,052.70
  6. Step 6: Final answer
    x = 5,496.68

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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.