Home / 15,704.53-21,677.30-10,054.50

Finding the Fourth Proportional to 15,704.53, 21,677.30 and 10,054.50

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Solution

The fourth proportional to 15,704.53, 21,677.30 and 10,054.50 is: 13,878.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,704.53 : 21,677.30 = 10,054.50 : x
  2. Step 2: Convert to fraction form
    15,704.53/21,677.30 = 10,054.50/x
  3. Step 3: Cross multiply
    15,704.53x = 21,677.30 × 10,054.50
  4. Step 4: Simplify right side
    15,704.53x = 217,954,356.70
  5. Step 5: Solve for x
    x = 217,954,356.70/15,704.53
  6. Step 6: Final answer
    x = 13,878.44

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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.