Home / 19,302.88-26,633.28-11,345.44

Finding the Fourth Proportional to 19,302.88, 26,633.28 and 11,345.44

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Solution

The fourth proportional to 19,302.88, 26,633.28 and 11,345.44 is: 15,653.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.88 : 26,633.28 = 11,345.44 : x
  2. Step 2: Convert to fraction form
    19,302.88/26,633.28 = 11,345.44/x
  3. Step 3: Cross multiply
    19,302.88x = 26,633.28 × 11,345.44
  4. Step 4: Simplify right side
    19,302.88x = 302,166,280.24
  5. Step 5: Solve for x
    x = 302,166,280.24/19,302.88
  6. Step 6: Final answer
    x = 15,653.95

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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.