Home / 21,913.98-32,829.45-13,010.46

Finding the Fourth Proportional to 21,913.98, 32,829.45 and 13,010.46

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Solution

The fourth proportional to 21,913.98, 32,829.45 and 13,010.46 is: 19,491.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,913.98 : 32,829.45 = 13,010.46 : x
  2. Step 2: Convert to fraction form
    21,913.98/32,829.45 = 13,010.46/x
  3. Step 3: Cross multiply
    21,913.98x = 32,829.45 × 13,010.46
  4. Step 4: Simplify right side
    21,913.98x = 427,126,246.05
  5. Step 5: Solve for x
    x = 427,126,246.05/21,913.98
  6. Step 6: Final answer
    x = 19,491.04

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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.