Home / 14,275.17-21,400.43-5,516.24

Finding the Fourth Proportional to 14,275.17, 21,400.43 and 5,516.24

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Solution

The fourth proportional to 14,275.17, 21,400.43 and 5,516.24 is: 8,269.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.17 : 21,400.43 = 5,516.24 : x
  2. Step 2: Convert to fraction form
    14,275.17/21,400.43 = 5,516.24/x
  3. Step 3: Cross multiply
    14,275.17x = 21,400.43 × 5,516.24
  4. Step 4: Simplify right side
    14,275.17x = 118,049,773.40
  5. Step 5: Solve for x
    x = 118,049,773.40/14,275.17
  6. Step 6: Final answer
    x = 8,269.59

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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.