Home / 14,664.48-20,239.57-8,698.22

Finding the Fourth Proportional to 14,664.48, 20,239.57 and 8,698.22

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Solution

The fourth proportional to 14,664.48, 20,239.57 and 8,698.22 is: 12,005.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.48 : 20,239.57 = 8,698.22 : x
  2. Step 2: Convert to fraction form
    14,664.48/20,239.57 = 8,698.22/x
  3. Step 3: Cross multiply
    14,664.48x = 20,239.57 × 8,698.22
  4. Step 4: Simplify right side
    14,664.48x = 176,048,218.14
  5. Step 5: Solve for x
    x = 176,048,218.14/14,664.48
  6. Step 6: Final answer
    x = 12,005.08

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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.