Home / 14,708.81-22,116.54-13,553.10

Finding the Fourth Proportional to 14,708.81, 22,116.54 and 13,553.10

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Solution

The fourth proportional to 14,708.81, 22,116.54 and 13,553.10 is: 20,378.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,708.81 : 22,116.54 = 13,553.10 : x
  2. Step 2: Convert to fraction form
    14,708.81/22,116.54 = 13,553.10/x
  3. Step 3: Cross multiply
    14,708.81x = 22,116.54 × 13,553.10
  4. Step 4: Simplify right side
    14,708.81x = 299,747,678.27
  5. Step 5: Solve for x
    x = 299,747,678.27/14,708.81
  6. Step 6: Final answer
    x = 20,378.79

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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.