Home / 16,877.04-25,315.56-5,188.74

Finding the Fourth Proportional to 16,877.04, 25,315.56 and 5,188.74

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Solution

The fourth proportional to 16,877.04, 25,315.56 and 5,188.74 is: 7,783.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,877.04 : 25,315.56 = 5,188.74 : x
  2. Step 2: Convert to fraction form
    16,877.04/25,315.56 = 5,188.74/x
  3. Step 3: Cross multiply
    16,877.04x = 25,315.56 × 5,188.74
  4. Step 4: Simplify right side
    16,877.04x = 131,355,858.79
  5. Step 5: Solve for x
    x = 131,355,858.79/16,877.04
  6. Step 6: Final answer
    x = 7,783.11

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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.