Home / 26,361.65-36,381.56-15,751.06

Finding the Fourth Proportional to 26,361.65, 36,381.56 and 15,751.06

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Solution

The fourth proportional to 26,361.65, 36,381.56 and 15,751.06 is: 21,737.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,361.65 : 36,381.56 = 15,751.06 : x
  2. Step 2: Convert to fraction form
    26,361.65/36,381.56 = 15,751.06/x
  3. Step 3: Cross multiply
    26,361.65x = 36,381.56 × 15,751.06
  4. Step 4: Simplify right side
    26,361.65x = 573,047,964.74
  5. Step 5: Solve for x
    x = 573,047,964.74/26,361.65
  6. Step 6: Final answer
    x = 21,737.94

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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.