Home / 43,188.24-64,782.60-12,023.52

Finding the Fourth Proportional to 43,188.24, 64,782.60 and 12,023.52

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Solution

The fourth proportional to 43,188.24, 64,782.60 and 12,023.52 is: 18,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,188.24 : 64,782.60 = 12,023.52 : x
  2. Step 2: Convert to fraction form
    43,188.24/64,782.60 = 12,023.52/x
  3. Step 3: Cross multiply
    43,188.24x = 64,782.60 × 12,023.52
  4. Step 4: Simplify right side
    43,188.24x = 778,914,886.75
  5. Step 5: Solve for x
    x = 778,914,886.75/43,188.24
  6. Step 6: Final answer
    x = 18,035.35

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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.