Home / 17,730.10-26,595.15-5,418.10

Finding the Fourth Proportional to 17,730.10, 26,595.15 and 5,418.10

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Solution

The fourth proportional to 17,730.10, 26,595.15 and 5,418.10 is: 8,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,730.10 : 26,595.15 = 5,418.10 : x
  2. Step 2: Convert to fraction form
    17,730.10/26,595.15 = 5,418.10/x
  3. Step 3: Cross multiply
    17,730.10x = 26,595.15 × 5,418.10
  4. Step 4: Simplify right side
    17,730.10x = 144,095,182.22
  5. Step 5: Solve for x
    x = 144,095,182.22/17,730.10
  6. Step 6: Final answer
    x = 8,127.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.