Home / 14,277.96-21,363.18-9,903.88

Finding the Fourth Proportional to 14,277.96, 21,363.18 and 9,903.88

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Solution

The fourth proportional to 14,277.96, 21,363.18 and 9,903.88 is: 14,818.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277.96 : 21,363.18 = 9,903.88 : x
  2. Step 2: Convert to fraction form
    14,277.96/21,363.18 = 9,903.88/x
  3. Step 3: Cross multiply
    14,277.96x = 21,363.18 × 9,903.88
  4. Step 4: Simplify right side
    14,277.96x = 211,578,371.14
  5. Step 5: Solve for x
    x = 211,578,371.14/14,277.96
  6. Step 6: Final answer
    x = 14,818.53

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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.