Home / 14,999.32-22,502.42-5,138.58

Finding the Fourth Proportional to 14,999.32, 22,502.42 and 5,138.58

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Solution

The fourth proportional to 14,999.32, 22,502.42 and 5,138.58 is: 7,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,999.32 : 22,502.42 = 5,138.58 : x
  2. Step 2: Convert to fraction form
    14,999.32/22,502.42 = 5,138.58/x
  3. Step 3: Cross multiply
    14,999.32x = 22,502.42 × 5,138.58
  4. Step 4: Simplify right side
    14,999.32x = 115,630,485.36
  5. Step 5: Solve for x
    x = 115,630,485.36/14,999.32
  6. Step 6: Final answer
    x = 7,709.05

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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.