Home / 16,315.56-22,525.02-11,835

Finding the Fourth Proportional to 16,315.56, 22,525.02 and 11,835

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Solution

The fourth proportional to 16,315.56, 22,525.02 and 11,835 is: 16,339.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,315.56 : 22,525.02 = 11,835 : x
  2. Step 2: Convert to fraction form
    16,315.56/22,525.02 = 11,835/x
  3. Step 3: Cross multiply
    16,315.56x = 22,525.02 × 11,835
  4. Step 4: Simplify right side
    16,315.56x = 266,583,611.70
  5. Step 5: Solve for x
    x = 266,583,611.70/16,315.56
  6. Step 6: Final answer
    x = 16,339.23

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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.