Home / 19,465.72-26,862.90-11,082.28

Finding the Fourth Proportional to 19,465.72, 26,862.90 and 11,082.28

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Solution

The fourth proportional to 19,465.72, 26,862.90 and 11,082.28 is: 15,293.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,465.72 : 26,862.90 = 11,082.28 : x
  2. Step 2: Convert to fraction form
    19,465.72/26,862.90 = 11,082.28/x
  3. Step 3: Cross multiply
    19,465.72x = 26,862.90 × 11,082.28
  4. Step 4: Simplify right side
    19,465.72x = 297,702,179.41
  5. Step 5: Solve for x
    x = 297,702,179.41/19,465.72
  6. Step 6: Final answer
    x = 15,293.66

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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.