Home / 13,052.10-18,011.94-7,083.77

Finding the Fourth Proportional to 13,052.10, 18,011.94 and 7,083.77

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Solution

The fourth proportional to 13,052.10, 18,011.94 and 7,083.77 is: 9,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.10 : 18,011.94 = 7,083.77 : x
  2. Step 2: Convert to fraction form
    13,052.10/18,011.94 = 7,083.77/x
  3. Step 3: Cross multiply
    13,052.10x = 18,011.94 × 7,083.77
  4. Step 4: Simplify right side
    13,052.10x = 127,592,484.68
  5. Step 5: Solve for x
    x = 127,592,484.68/13,052.10
  6. Step 6: Final answer
    x = 9,775.63

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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.