Home / 16,869.32-25,303.68-5,182.28

Finding the Fourth Proportional to 16,869.32, 25,303.68 and 5,182.28

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Solution

The fourth proportional to 16,869.32, 25,303.68 and 5,182.28 is: 7,773.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869.32 : 25,303.68 = 5,182.28 : x
  2. Step 2: Convert to fraction form
    16,869.32/25,303.68 = 5,182.28/x
  3. Step 3: Cross multiply
    16,869.32x = 25,303.68 × 5,182.28
  4. Step 4: Simplify right side
    16,869.32x = 131,130,754.79
  5. Step 5: Solve for x
    x = 131,130,754.79/16,869.32
  6. Step 6: Final answer
    x = 7,773.33

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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.