Home / 16,716.11-23,026.40-12,730.29

Finding the Fourth Proportional to 16,716.11, 23,026.40 and 12,730.29

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Solution

The fourth proportional to 16,716.11, 23,026.40 and 12,730.29 is: 17,535.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,716.11 : 23,026.40 = 12,730.29 : x
  2. Step 2: Convert to fraction form
    16,716.11/23,026.40 = 12,730.29/x
  3. Step 3: Cross multiply
    16,716.11x = 23,026.40 × 12,730.29
  4. Step 4: Simplify right side
    16,716.11x = 293,132,686.00
  5. Step 5: Solve for x
    x = 293,132,686.00/16,716.11
  6. Step 6: Final answer
    x = 17,535.94

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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.