Home / 32,099.36-48,165.83-13,138.07

Finding the Fourth Proportional to 32,099.36, 48,165.83 and 13,138.07

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Solution

The fourth proportional to 32,099.36, 48,165.83 and 13,138.07 is: 19,713.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,099.36 : 48,165.83 = 13,138.07 : x
  2. Step 2: Convert to fraction form
    32,099.36/48,165.83 = 13,138.07/x
  3. Step 3: Cross multiply
    32,099.36x = 48,165.83 × 13,138.07
  4. Step 4: Simplify right side
    32,099.36x = 632,805,739.63
  5. Step 5: Solve for x
    x = 632,805,739.63/32,099.36
  6. Step 6: Final answer
    x = 19,713.97

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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.