Home / 16,898.90-25,349.81-4,418.91

Finding the Fourth Proportional to 16,898.90, 25,349.81 and 4,418.91

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Solution

The fourth proportional to 16,898.90, 25,349.81 and 4,418.91 is: 6,628.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,898.90 : 25,349.81 = 4,418.91 : x
  2. Step 2: Convert to fraction form
    16,898.90/25,349.81 = 4,418.91/x
  3. Step 3: Cross multiply
    16,898.90x = 25,349.81 × 4,418.91
  4. Step 4: Simplify right side
    16,898.90x = 112,018,455.30
  5. Step 5: Solve for x
    x = 112,018,455.30/16,898.90
  6. Step 6: Final answer
    x = 6,628.74

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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.