Home / 14,250.42-21,373.63-4,890.29

Finding the Fourth Proportional to 14,250.42, 21,373.63 and 4,890.29

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Solution

The fourth proportional to 14,250.42, 21,373.63 and 4,890.29 is: 7,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,250.42 : 21,373.63 = 4,890.29 : x
  2. Step 2: Convert to fraction form
    14,250.42/21,373.63 = 4,890.29/x
  3. Step 3: Cross multiply
    14,250.42x = 21,373.63 × 4,890.29
  4. Step 4: Simplify right side
    14,250.42x = 104,523,129.96
  5. Step 5: Solve for x
    x = 104,523,129.96/14,250.42
  6. Step 6: Final answer
    x = 7,334.74

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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.