Home / 16,881.58-25,325.93-5,785.30

Finding the Fourth Proportional to 16,881.58, 25,325.93 and 5,785.30

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Solution

The fourth proportional to 16,881.58, 25,325.93 and 5,785.30 is: 8,679.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.58 : 25,325.93 = 5,785.30 : x
  2. Step 2: Convert to fraction form
    16,881.58/25,325.93 = 5,785.30/x
  3. Step 3: Cross multiply
    16,881.58x = 25,325.93 × 5,785.30
  4. Step 4: Simplify right side
    16,881.58x = 146,518,102.83
  5. Step 5: Solve for x
    x = 146,518,102.83/16,881.58
  6. Step 6: Final answer
    x = 8,679.17

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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.