Home / 14,518.08-21,725.28-13,541.76

Finding the Fourth Proportional to 14,518.08, 21,725.28 and 13,541.76

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Solution

The fourth proportional to 14,518.08, 21,725.28 and 13,541.76 is: 20,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518.08 : 21,725.28 = 13,541.76 : x
  2. Step 2: Convert to fraction form
    14,518.08/21,725.28 = 13,541.76/x
  3. Step 3: Cross multiply
    14,518.08x = 21,725.28 × 13,541.76
  4. Step 4: Simplify right side
    14,518.08x = 294,198,527.69
  5. Step 5: Solve for x
    x = 294,198,527.69/14,518.08
  6. Step 6: Final answer
    x = 20,264.29

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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.