Home / 26,158.53-39,237.80-12,110.87

Finding the Fourth Proportional to 26,158.53, 39,237.80 and 12,110.87

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Solution

The fourth proportional to 26,158.53, 39,237.80 and 12,110.87 is: 18,166.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,158.53 : 39,237.80 = 12,110.87 : x
  2. Step 2: Convert to fraction form
    26,158.53/39,237.80 = 12,110.87/x
  3. Step 3: Cross multiply
    26,158.53x = 39,237.80 × 12,110.87
  4. Step 4: Simplify right side
    26,158.53x = 475,203,894.89
  5. Step 5: Solve for x
    x = 475,203,894.89/26,158.53
  6. Step 6: Final answer
    x = 18,166.31

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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.