Home / 14,552.40-20,185.50-14,055.12

Finding the Fourth Proportional to 14,552.40, 20,185.50 and 14,055.12

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Solution

The fourth proportional to 14,552.40, 20,185.50 and 14,055.12 is: 19,495.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,552.40 : 20,185.50 = 14,055.12 : x
  2. Step 2: Convert to fraction form
    14,552.40/20,185.50 = 14,055.12/x
  3. Step 3: Cross multiply
    14,552.40x = 20,185.50 × 14,055.12
  4. Step 4: Simplify right side
    14,552.40x = 283,709,624.76
  5. Step 5: Solve for x
    x = 283,709,624.76/14,552.40
  6. Step 6: Final answer
    x = 19,495.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.