Home / 14,275.19-21,418.91-5,516.26

Finding the Fourth Proportional to 14,275.19, 21,418.91 and 5,516.26

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Solution

The fourth proportional to 14,275.19, 21,418.91 and 5,516.26 is: 8,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.19 : 21,418.91 = 5,516.26 : x
  2. Step 2: Convert to fraction form
    14,275.19/21,418.91 = 5,516.26/x
  3. Step 3: Cross multiply
    14,275.19x = 21,418.91 × 5,516.26
  4. Step 4: Simplify right side
    14,275.19x = 118,152,169.38
  5. Step 5: Solve for x
    x = 118,152,169.38/14,275.19
  6. Step 6: Final answer
    x = 8,276.75

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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.