Home / 19,100.76-26,352.72-11,549.40

Finding the Fourth Proportional to 19,100.76, 26,352.72 and 11,549.40

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Solution

The fourth proportional to 19,100.76, 26,352.72 and 11,549.40 is: 15,934.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.76 : 26,352.72 = 11,549.40 : x
  2. Step 2: Convert to fraction form
    19,100.76/26,352.72 = 11,549.40/x
  3. Step 3: Cross multiply
    19,100.76x = 26,352.72 × 11,549.40
  4. Step 4: Simplify right side
    19,100.76x = 304,358,104.37
  5. Step 5: Solve for x
    x = 304,358,104.37/19,100.76
  6. Step 6: Final answer
    x = 15,934.35

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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.