Home / 14,425.68-21,639.32-7,036.44

Finding the Fourth Proportional to 14,425.68, 21,639.32 and 7,036.44

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Solution

The fourth proportional to 14,425.68, 21,639.32 and 7,036.44 is: 10,555.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,425.68 : 21,639.32 = 7,036.44 : x
  2. Step 2: Convert to fraction form
    14,425.68/21,639.32 = 7,036.44/x
  3. Step 3: Cross multiply
    14,425.68x = 21,639.32 × 7,036.44
  4. Step 4: Simplify right side
    14,425.68x = 152,263,776.82
  5. Step 5: Solve for x
    x = 152,263,776.82/14,425.68
  6. Step 6: Final answer
    x = 10,555.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.