Home / 16,700.02-25,051.70-6,172.80

Finding the Fourth Proportional to 16,700.02, 25,051.70 and 6,172.80

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Solution

The fourth proportional to 16,700.02, 25,051.70 and 6,172.80 is: 9,259.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,700.02 : 25,051.70 = 6,172.80 : x
  2. Step 2: Convert to fraction form
    16,700.02/25,051.70 = 6,172.80/x
  3. Step 3: Cross multiply
    16,700.02x = 25,051.70 × 6,172.80
  4. Step 4: Simplify right side
    16,700.02x = 154,639,133.76
  5. Step 5: Solve for x
    x = 154,639,133.76/16,700.02
  6. Step 6: Final answer
    x = 9,259.82

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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.