Home / 19,176.17-26,471.27-12,892.19

Finding the Fourth Proportional to 19,176.17, 26,471.27 and 12,892.19

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Solution

The fourth proportional to 19,176.17, 26,471.27 and 12,892.19 is: 17,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,176.17 : 26,471.27 = 12,892.19 : x
  2. Step 2: Convert to fraction form
    19,176.17/26,471.27 = 12,892.19/x
  3. Step 3: Cross multiply
    19,176.17x = 26,471.27 × 12,892.19
  4. Step 4: Simplify right side
    19,176.17x = 341,272,542.26
  5. Step 5: Solve for x
    x = 341,272,542.26/19,176.17
  6. Step 6: Final answer
    x = 17,796.70

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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.