Home / 14,239.35-21,359.10-9,340.02

Finding the Fourth Proportional to 14,239.35, 21,359.10 and 9,340.02

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Solution

The fourth proportional to 14,239.35, 21,359.10 and 9,340.02 is: 14,010.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.35 : 21,359.10 = 9,340.02 : x
  2. Step 2: Convert to fraction form
    14,239.35/21,359.10 = 9,340.02/x
  3. Step 3: Cross multiply
    14,239.35x = 21,359.10 × 9,340.02
  4. Step 4: Simplify right side
    14,239.35x = 199,494,421.18
  5. Step 5: Solve for x
    x = 199,494,421.18/14,239.35
  6. Step 6: Final answer
    x = 14,010.08

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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.