Home / 16,782.45-25,171.95-5,688.84

Finding the Fourth Proportional to 16,782.45, 25,171.95 and 5,688.84

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Solution

The fourth proportional to 16,782.45, 25,171.95 and 5,688.84 is: 8,532.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.45 : 25,171.95 = 5,688.84 : x
  2. Step 2: Convert to fraction form
    16,782.45/25,171.95 = 5,688.84/x
  3. Step 3: Cross multiply
    16,782.45x = 25,171.95 × 5,688.84
  4. Step 4: Simplify right side
    16,782.45x = 143,199,196.04
  5. Step 5: Solve for x
    x = 143,199,196.04/16,782.45
  6. Step 6: Final answer
    x = 8,532.68

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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.