Home / 19,084.52-26,308.77-13,402.10

Finding the Fourth Proportional to 19,084.52, 26,308.77 and 13,402.10

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Solution

The fourth proportional to 19,084.52, 26,308.77 and 13,402.10 is: 18,475.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,084.52 : 26,308.77 = 13,402.10 : x
  2. Step 2: Convert to fraction form
    19,084.52/26,308.77 = 13,402.10/x
  3. Step 3: Cross multiply
    19,084.52x = 26,308.77 × 13,402.10
  4. Step 4: Simplify right side
    19,084.52x = 352,592,766.42
  5. Step 5: Solve for x
    x = 352,592,766.42/19,084.52
  6. Step 6: Final answer
    x = 18,475.33

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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.