Home / 18,718.92-28,054.80-16,373.34

Finding the Fourth Proportional to 18,718.92, 28,054.80 and 16,373.34

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Solution

The fourth proportional to 18,718.92, 28,054.80 and 16,373.34 is: 24,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,718.92 : 28,054.80 = 16,373.34 : x
  2. Step 2: Convert to fraction form
    18,718.92/28,054.80 = 16,373.34/x
  3. Step 3: Cross multiply
    18,718.92x = 28,054.80 × 16,373.34
  4. Step 4: Simplify right side
    18,718.92x = 459,350,779.03
  5. Step 5: Solve for x
    x = 459,350,779.03/18,718.92
  6. Step 6: Final answer
    x = 24,539.38

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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.