Home / 14,027.10-19,349.24-8,989.53

Finding the Fourth Proportional to 14,027.10, 19,349.24 and 8,989.53

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Solution

The fourth proportional to 14,027.10, 19,349.24 and 8,989.53 is: 12,400.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,027.10 : 19,349.24 = 8,989.53 : x
  2. Step 2: Convert to fraction form
    14,027.10/19,349.24 = 8,989.53/x
  3. Step 3: Cross multiply
    14,027.10x = 19,349.24 × 8,989.53
  4. Step 4: Simplify right side
    14,027.10x = 173,940,528.51
  5. Step 5: Solve for x
    x = 173,940,528.51/14,027.10
  6. Step 6: Final answer
    x = 12,400.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.