Home / 55,074.32-82,614.60-15,628.32

Finding the Fourth Proportional to 55,074.32, 82,614.60 and 15,628.32

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Solution

The fourth proportional to 55,074.32, 82,614.60 and 15,628.32 is: 23,443.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,074.32 : 82,614.60 = 15,628.32 : x
  2. Step 2: Convert to fraction form
    55,074.32/82,614.60 = 15,628.32/x
  3. Step 3: Cross multiply
    55,074.32x = 82,614.60 × 15,628.32
  4. Step 4: Simplify right side
    55,074.32x = 1,291,127,405.47
  5. Step 5: Solve for x
    x = 1,291,127,405.47/55,074.32
  6. Step 6: Final answer
    x = 23,443.37

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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.