Home / 53,669.42-80,526.92-28,703

Finding the Fourth Proportional to 53,669.42, 80,526.92 and 28,703

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Solution

The fourth proportional to 53,669.42, 80,526.92 and 28,703 is: 43,066.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,669.42 : 80,526.92 = 28,703 : x
  2. Step 2: Convert to fraction form
    53,669.42/80,526.92 = 28,703/x
  3. Step 3: Cross multiply
    53,669.42x = 80,526.92 × 28,703
  4. Step 4: Simplify right side
    53,669.42x = 2,311,364,184.76
  5. Step 5: Solve for x
    x = 2,311,364,184.76/53,669.42
  6. Step 6: Final answer
    x = 43,066.69

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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.