Home / 43,165.45-64,758.19-13,582.52

Finding the Fourth Proportional to 43,165.45, 64,758.19 and 13,582.52

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Solution

The fourth proportional to 43,165.45, 64,758.19 and 13,582.52 is: 20,376.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,165.45 : 64,758.19 = 13,582.52 : x
  2. Step 2: Convert to fraction form
    43,165.45/64,758.19 = 13,582.52/x
  3. Step 3: Cross multiply
    43,165.45x = 64,758.19 × 13,582.52
  4. Step 4: Simplify right side
    43,165.45x = 879,579,223.00
  5. Step 5: Solve for x
    x = 879,579,223.00/43,165.45
  6. Step 6: Final answer
    x = 20,376.93

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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.