Home / 10,018.13-15,029.62-3,092.63

Finding the Fourth Proportional to 10,018.13, 15,029.62 and 3,092.63

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Solution

The fourth proportional to 10,018.13, 15,029.62 and 3,092.63 is: 4,639.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,018.13 : 15,029.62 = 3,092.63 : x
  2. Step 2: Convert to fraction form
    10,018.13/15,029.62 = 3,092.63/x
  3. Step 3: Cross multiply
    10,018.13x = 15,029.62 × 3,092.63
  4. Step 4: Simplify right side
    10,018.13x = 46,480,970.82
  5. Step 5: Solve for x
    x = 46,480,970.82/10,018.13
  6. Step 6: Final answer
    x = 4,639.69

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1.5x scale

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.