Home / 19,465.08-26,862-11,082.12

Finding the Fourth Proportional to 19,465.08, 26,862 and 11,082.12

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Solution

The fourth proportional to 19,465.08, 26,862 and 11,082.12 is: 15,293.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.08 : 26,862 = 11,082.12 : x
  2. Step 2: Convert to fraction form
    19,465.08/26,862 = 11,082.12/x
  3. Step 3: Cross multiply
    19,465.08x = 26,862 × 11,082.12
  4. Step 4: Simplify right side
    19,465.08x = 297,687,907.44
  5. Step 5: Solve for x
    x = 297,687,907.44/19,465.08
  6. Step 6: Final answer
    x = 15,293.43

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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.