Home / 14,649.09-21,929.90-9,973.77

Finding the Fourth Proportional to 14,649.09, 21,929.90 and 9,973.77

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Solution

The fourth proportional to 14,649.09, 21,929.90 and 9,973.77 is: 14,930.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,649.09 : 21,929.90 = 9,973.77 : x
  2. Step 2: Convert to fraction form
    14,649.09/21,929.90 = 9,973.77/x
  3. Step 3: Cross multiply
    14,649.09x = 21,929.90 × 9,973.77
  4. Step 4: Simplify right side
    14,649.09x = 218,723,728.85
  5. Step 5: Solve for x
    x = 218,723,728.85/14,649.09
  6. Step 6: Final answer
    x = 14,930.87

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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.