Home / 14,282.48-21,426.24-5,516.66

Finding the Fourth Proportional to 14,282.48, 21,426.24 and 5,516.66

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Solution

The fourth proportional to 14,282.48, 21,426.24 and 5,516.66 is: 8,275.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,282.48 : 21,426.24 = 5,516.66 : x
  2. Step 2: Convert to fraction form
    14,282.48/21,426.24 = 5,516.66/x
  3. Step 3: Cross multiply
    14,282.48x = 21,426.24 × 5,516.66
  4. Step 4: Simplify right side
    14,282.48x = 118,201,281.16
  5. Step 5: Solve for x
    x = 118,201,281.16/14,282.48
  6. Step 6: Final answer
    x = 8,275.96

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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.