Home / 50,457.84-75,698.65-28,286.52

Finding the Fourth Proportional to 50,457.84, 75,698.65 and 28,286.52

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Solution

The fourth proportional to 50,457.84, 75,698.65 and 28,286.52 is: 42,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,457.84 : 75,698.65 = 28,286.52 : x
  2. Step 2: Convert to fraction form
    50,457.84/75,698.65 = 28,286.52/x
  3. Step 3: Cross multiply
    50,457.84x = 75,698.65 × 28,286.52
  4. Step 4: Simplify right side
    50,457.84x = 2,141,251,128.69
  5. Step 5: Solve for x
    x = 2,141,251,128.69/50,457.84
  6. Step 6: Final answer
    x = 42,436.44

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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.