Home / 14,501.97-21,762.68-9,311.49

Finding the Fourth Proportional to 14,501.97, 21,762.68 and 9,311.49

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Solution

The fourth proportional to 14,501.97, 21,762.68 and 9,311.49 is: 13,973.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.97 : 21,762.68 = 9,311.49 : x
  2. Step 2: Convert to fraction form
    14,501.97/21,762.68 = 9,311.49/x
  3. Step 3: Cross multiply
    14,501.97x = 21,762.68 × 9,311.49
  4. Step 4: Simplify right side
    14,501.97x = 202,642,930.64
  5. Step 5: Solve for x
    x = 202,642,930.64/14,501.97
  6. Step 6: Final answer
    x = 13,973.48

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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.