Home / 16,669.86-25,001.10-4,821.06

Finding the Fourth Proportional to 16,669.86, 25,001.10 and 4,821.06

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Solution

The fourth proportional to 16,669.86, 25,001.10 and 4,821.06 is: 7,230.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,669.86 : 25,001.10 = 4,821.06 : x
  2. Step 2: Convert to fraction form
    16,669.86/25,001.10 = 4,821.06/x
  3. Step 3: Cross multiply
    16,669.86x = 25,001.10 × 4,821.06
  4. Step 4: Simplify right side
    16,669.86x = 120,531,803.17
  5. Step 5: Solve for x
    x = 120,531,803.17/16,669.86
  6. Step 6: Final answer
    x = 7,230.52

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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.