Home / 30,265.36-45,440.58-15,484.88

Finding the Fourth Proportional to 30,265.36, 45,440.58 and 15,484.88

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Solution

The fourth proportional to 30,265.36, 45,440.58 and 15,484.88 is: 23,249.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265.36 : 45,440.58 = 15,484.88 : x
  2. Step 2: Convert to fraction form
    30,265.36/45,440.58 = 15,484.88/x
  3. Step 3: Cross multiply
    30,265.36x = 45,440.58 × 15,484.88
  4. Step 4: Simplify right side
    30,265.36x = 703,641,928.43
  5. Step 5: Solve for x
    x = 703,641,928.43/30,265.36
  6. Step 6: Final answer
    x = 23,249.09

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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.