Home / 13,795.50-20,644.02-11,952.93

Finding the Fourth Proportional to 13,795.50, 20,644.02 and 11,952.93

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Solution

The fourth proportional to 13,795.50, 20,644.02 and 11,952.93 is: 17,886.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.50 : 20,644.02 = 11,952.93 : x
  2. Step 2: Convert to fraction form
    13,795.50/20,644.02 = 11,952.93/x
  3. Step 3: Cross multiply
    13,795.50x = 20,644.02 × 11,952.93
  4. Step 4: Simplify right side
    13,795.50x = 246,756,525.98
  5. Step 5: Solve for x
    x = 246,756,525.98/13,795.50
  6. Step 6: Final answer
    x = 17,886.74

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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.