Home / 10,581.54-14,539.31-9,898.98

Finding the Fourth Proportional to 10,581.54, 14,539.31 and 9,898.98

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Solution

The fourth proportional to 10,581.54, 14,539.31 and 9,898.98 is: 13,601.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,581.54 : 14,539.31 = 9,898.98 : x
  2. Step 2: Convert to fraction form
    10,581.54/14,539.31 = 9,898.98/x
  3. Step 3: Cross multiply
    10,581.54x = 14,539.31 × 9,898.98
  4. Step 4: Simplify right side
    10,581.54x = 143,924,289.41
  5. Step 5: Solve for x
    x = 143,924,289.41/10,581.54
  6. Step 6: Final answer
    x = 13,601.45

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.