Home / 12,026.18-18,029.55-5,011.48

Finding the Fourth Proportional to 12,026.18, 18,029.55 and 5,011.48

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Solution

The fourth proportional to 12,026.18, 18,029.55 and 5,011.48 is: 7,513.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,026.18 : 18,029.55 = 5,011.48 : x
  2. Step 2: Convert to fraction form
    12,026.18/18,029.55 = 5,011.48/x
  3. Step 3: Cross multiply
    12,026.18x = 18,029.55 × 5,011.48
  4. Step 4: Simplify right side
    12,026.18x = 90,354,729.23
  5. Step 5: Solve for x
    x = 90,354,729.23/12,026.18
  6. Step 6: Final answer
    x = 7,513.17

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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.