Home / 12,037.66-18,053.82-8,752.30

Finding the Fourth Proportional to 12,037.66, 18,053.82 and 8,752.30

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Solution

The fourth proportional to 12,037.66, 18,053.82 and 8,752.30 is: 13,126.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.66 : 18,053.82 = 8,752.30 : x
  2. Step 2: Convert to fraction form
    12,037.66/18,053.82 = 8,752.30/x
  3. Step 3: Cross multiply
    12,037.66x = 18,053.82 × 8,752.30
  4. Step 4: Simplify right side
    12,037.66x = 158,012,448.79
  5. Step 5: Solve for x
    x = 158,012,448.79/12,037.66
  6. Step 6: Final answer
    x = 13,126.51

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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.