Home / 25,088.53-34,622.57-13,759.06

Finding the Fourth Proportional to 25,088.53, 34,622.57 and 13,759.06

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Solution

The fourth proportional to 25,088.53, 34,622.57 and 13,759.06 is: 18,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,088.53 : 34,622.57 = 13,759.06 : x
  2. Step 2: Convert to fraction form
    25,088.53/34,622.57 = 13,759.06/x
  3. Step 3: Cross multiply
    25,088.53x = 34,622.57 × 13,759.06
  4. Step 4: Simplify right side
    25,088.53x = 476,374,017.98
  5. Step 5: Solve for x
    x = 476,374,017.98/25,088.53
  6. Step 6: Final answer
    x = 18,987.72

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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.