Home / 19,082.52-26,306.01-13,400.10

Finding the Fourth Proportional to 19,082.52, 26,306.01 and 13,400.10

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Solution

The fourth proportional to 19,082.52, 26,306.01 and 13,400.10 is: 18,472.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.52 : 26,306.01 = 13,400.10 : x
  2. Step 2: Convert to fraction form
    19,082.52/26,306.01 = 13,400.10/x
  3. Step 3: Cross multiply
    19,082.52x = 26,306.01 × 13,400.10
  4. Step 4: Simplify right side
    19,082.52x = 352,503,164.60
  5. Step 5: Solve for x
    x = 352,503,164.60/19,082.52
  6. Step 6: Final answer
    x = 18,472.57

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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.