Home / 28,370.28-42,549.93-10,835.94

Finding the Fourth Proportional to 28,370.28, 42,549.93 and 10,835.94

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Solution

The fourth proportional to 28,370.28, 42,549.93 and 10,835.94 is: 16,251.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,370.28 : 42,549.93 = 10,835.94 : x
  2. Step 2: Convert to fraction form
    28,370.28/42,549.93 = 10,835.94/x
  3. Step 3: Cross multiply
    28,370.28x = 42,549.93 × 10,835.94
  4. Step 4: Simplify right side
    28,370.28x = 461,068,488.48
  5. Step 5: Solve for x
    x = 461,068,488.48/28,370.28
  6. Step 6: Final answer
    x = 16,251.81

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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.