Home / 57,742.08-86,615.68-16,188.16

Finding the Fourth Proportional to 57,742.08, 86,615.68 and 16,188.16

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Solution

The fourth proportional to 57,742.08, 86,615.68 and 16,188.16 is: 24,282.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,742.08 : 86,615.68 = 16,188.16 : x
  2. Step 2: Convert to fraction form
    57,742.08/86,615.68 = 16,188.16/x
  3. Step 3: Cross multiply
    57,742.08x = 86,615.68 × 16,188.16
  4. Step 4: Simplify right side
    57,742.08x = 1,402,148,486.35
  5. Step 5: Solve for x
    x = 1,402,148,486.35/57,742.08
  6. Step 6: Final answer
    x = 24,282.96

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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.