Home / 19,276.08-26,613.24-14,791.32

Finding the Fourth Proportional to 19,276.08, 26,613.24 and 14,791.32

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Solution

The fourth proportional to 19,276.08, 26,613.24 and 14,791.32 is: 20,421.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,276.08 : 26,613.24 = 14,791.32 : x
  2. Step 2: Convert to fraction form
    19,276.08/26,613.24 = 14,791.32/x
  3. Step 3: Cross multiply
    19,276.08x = 26,613.24 × 14,791.32
  4. Step 4: Simplify right side
    19,276.08x = 393,644,949.08
  5. Step 5: Solve for x
    x = 393,644,949.08/19,276.08
  6. Step 6: Final answer
    x = 20,421.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.