Home / 14,187.57-21,259.38-9,747.36

Finding the Fourth Proportional to 14,187.57, 21,259.38 and 9,747.36

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Solution

The fourth proportional to 14,187.57, 21,259.38 and 9,747.36 is: 14,605.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187.57 : 21,259.38 = 9,747.36 : x
  2. Step 2: Convert to fraction form
    14,187.57/21,259.38 = 9,747.36/x
  3. Step 3: Cross multiply
    14,187.57x = 21,259.38 × 9,747.36
  4. Step 4: Simplify right side
    14,187.57x = 207,222,830.24
  5. Step 5: Solve for x
    x = 207,222,830.24/14,187.57
  6. Step 6: Final answer
    x = 14,605.94

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1.5x scale

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.