Home / 18,925.47-28,364.76-16,589.97

Finding the Fourth Proportional to 18,925.47, 28,364.76 and 16,589.97

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Solution

The fourth proportional to 18,925.47, 28,364.76 and 16,589.97 is: 24,864.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,925.47 : 28,364.76 = 16,589.97 : x
  2. Step 2: Convert to fraction form
    18,925.47/28,364.76 = 16,589.97/x
  3. Step 3: Cross multiply
    18,925.47x = 28,364.76 × 16,589.97
  4. Step 4: Simplify right side
    18,925.47x = 470,570,517.46
  5. Step 5: Solve for x
    x = 470,570,517.46/18,925.47
  6. Step 6: Final answer
    x = 24,864.40

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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.