Home / 14,669.10-21,962.54-7,633.78

Finding the Fourth Proportional to 14,669.10, 21,962.54 and 7,633.78

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Solution

The fourth proportional to 14,669.10, 21,962.54 and 7,633.78 is: 11,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,669.10 : 21,962.54 = 7,633.78 : x
  2. Step 2: Convert to fraction form
    14,669.10/21,962.54 = 7,633.78/x
  3. Step 3: Cross multiply
    14,669.10x = 21,962.54 × 7,633.78
  4. Step 4: Simplify right side
    14,669.10x = 167,657,162.78
  5. Step 5: Solve for x
    x = 167,657,162.78/14,669.10
  6. Step 6: Final answer
    x = 11,429.27

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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.