Home / 18,124.51-24,997.40-14,975.23

Finding the Fourth Proportional to 18,124.51, 24,997.40 and 14,975.23

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Solution

The fourth proportional to 18,124.51, 24,997.40 and 14,975.23 is: 20,653.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.51 : 24,997.40 = 14,975.23 : x
  2. Step 2: Convert to fraction form
    18,124.51/24,997.40 = 14,975.23/x
  3. Step 3: Cross multiply
    18,124.51x = 24,997.40 × 14,975.23
  4. Step 4: Simplify right side
    18,124.51x = 374,341,739.53
  5. Step 5: Solve for x
    x = 374,341,739.53/18,124.51
  6. Step 6: Final answer
    x = 20,653.90

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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.