Home / 18,519.86-25,569.34-16,527

Finding the Fourth Proportional to 18,519.86, 25,569.34 and 16,527

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Solution

The fourth proportional to 18,519.86, 25,569.34 and 16,527 is: 22,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,519.86 : 25,569.34 = 16,527 : x
  2. Step 2: Convert to fraction form
    18,519.86/25,569.34 = 16,527/x
  3. Step 3: Cross multiply
    18,519.86x = 25,569.34 × 16,527
  4. Step 4: Simplify right side
    18,519.86x = 422,584,482.18
  5. Step 5: Solve for x
    x = 422,584,482.18/18,519.86
  6. Step 6: Final answer
    x = 22,817.91

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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.