Home / 50,007.40-75,004.98-31,289.08

Finding the Fourth Proportional to 50,007.40, 75,004.98 and 31,289.08

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Solution

The fourth proportional to 50,007.40, 75,004.98 and 31,289.08 is: 46,929.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,007.40 : 75,004.98 = 31,289.08 : x
  2. Step 2: Convert to fraction form
    50,007.40/75,004.98 = 31,289.08/x
  3. Step 3: Cross multiply
    50,007.40x = 75,004.98 × 31,289.08
  4. Step 4: Simplify right side
    50,007.40x = 2,346,836,819.62
  5. Step 5: Solve for x
    x = 2,346,836,819.62/50,007.40
  6. Step 6: Final answer
    x = 46,929.79

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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.