Home / 14,301.81-21,455.55-5,536.80

Finding the Fourth Proportional to 14,301.81, 21,455.55 and 5,536.80

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Solution

The fourth proportional to 14,301.81, 21,455.55 and 5,536.80 is: 8,306.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301.81 : 21,455.55 = 5,536.80 : x
  2. Step 2: Convert to fraction form
    14,301.81/21,455.55 = 5,536.80/x
  3. Step 3: Cross multiply
    14,301.81x = 21,455.55 × 5,536.80
  4. Step 4: Simplify right side
    14,301.81x = 118,795,089.24
  5. Step 5: Solve for x
    x = 118,795,089.24/14,301.81
  6. Step 6: Final answer
    x = 8,306.30

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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.