Home / 14,253.99-21,362.14-10,318.40

Finding the Fourth Proportional to 14,253.99, 21,362.14 and 10,318.40

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Solution

The fourth proportional to 14,253.99, 21,362.14 and 10,318.40 is: 15,463.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.99 : 21,362.14 = 10,318.40 : x
  2. Step 2: Convert to fraction form
    14,253.99/21,362.14 = 10,318.40/x
  3. Step 3: Cross multiply
    14,253.99x = 21,362.14 × 10,318.40
  4. Step 4: Simplify right side
    14,253.99x = 220,423,105.38
  5. Step 5: Solve for x
    x = 220,423,105.38/14,253.99
  6. Step 6: Final answer
    x = 15,463.96

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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.