Home / 26,145.42-36,083.75-15,535.06

Finding the Fourth Proportional to 26,145.42, 36,083.75 and 15,535.06

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Solution

The fourth proportional to 26,145.42, 36,083.75 and 15,535.06 is: 21,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,145.42 : 36,083.75 = 15,535.06 : x
  2. Step 2: Convert to fraction form
    26,145.42/36,083.75 = 15,535.06/x
  3. Step 3: Cross multiply
    26,145.42x = 36,083.75 × 15,535.06
  4. Step 4: Simplify right side
    26,145.42x = 560,563,053.39
  5. Step 5: Solve for x
    x = 560,563,053.39/26,145.42
  6. Step 6: Final answer
    x = 21,440.20

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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.