Home / 26,130.33-36,060.50-15,375.96

Finding the Fourth Proportional to 26,130.33, 36,060.50 and 15,375.96

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Solution

The fourth proportional to 26,130.33, 36,060.50 and 15,375.96 is: 21,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,130.33 : 36,060.50 = 15,375.96 : x
  2. Step 2: Convert to fraction form
    26,130.33/36,060.50 = 15,375.96/x
  3. Step 3: Cross multiply
    26,130.33x = 36,060.50 × 15,375.96
  4. Step 4: Simplify right side
    26,130.33x = 554,464,844.02
  5. Step 5: Solve for x
    x = 554,464,844.02/26,130.33
  6. Step 6: Final answer
    x = 21,219.21

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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.