Home / 13,063.78-18,027.52-7,095.32

Finding the Fourth Proportional to 13,063.78, 18,027.52 and 7,095.32

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Solution

The fourth proportional to 13,063.78, 18,027.52 and 7,095.32 is: 9,791.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.78 : 18,027.52 = 7,095.32 : x
  2. Step 2: Convert to fraction form
    13,063.78/18,027.52 = 7,095.32/x
  3. Step 3: Cross multiply
    13,063.78x = 18,027.52 × 7,095.32
  4. Step 4: Simplify right side
    13,063.78x = 127,911,023.21
  5. Step 5: Solve for x
    x = 127,911,023.21/13,063.78
  6. Step 6: Final answer
    x = 9,791.27

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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.