Home / 14,574.28-21,860.14-7,553.96

Finding the Fourth Proportional to 14,574.28, 21,860.14 and 7,553.96

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Solution

The fourth proportional to 14,574.28, 21,860.14 and 7,553.96 is: 11,330.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,574.28 : 21,860.14 = 7,553.96 : x
  2. Step 2: Convert to fraction form
    14,574.28/21,860.14 = 7,553.96/x
  3. Step 3: Cross multiply
    14,574.28x = 21,860.14 × 7,553.96
  4. Step 4: Simplify right side
    14,574.28x = 165,130,623.15
  5. Step 5: Solve for x
    x = 165,130,623.15/14,574.28
  6. Step 6: Final answer
    x = 11,330.28

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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.