Home / 30,538.08-45,777.96-9,748.08

Finding the Fourth Proportional to 30,538.08, 45,777.96 and 9,748.08

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Solution

The fourth proportional to 30,538.08, 45,777.96 and 9,748.08 is: 14,612.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,538.08 : 45,777.96 = 9,748.08 : x
  2. Step 2: Convert to fraction form
    30,538.08/45,777.96 = 9,748.08/x
  3. Step 3: Cross multiply
    30,538.08x = 45,777.96 × 9,748.08
  4. Step 4: Simplify right side
    30,538.08x = 446,247,216.32
  5. Step 5: Solve for x
    x = 446,247,216.32/30,538.08
  6. Step 6: Final answer
    x = 14,612.81

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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.