Home / 47,628.50-71,458.75-33,411.79

Finding the Fourth Proportional to 47,628.50, 71,458.75 and 33,411.79

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Solution

The fourth proportional to 47,628.50, 71,458.75 and 33,411.79 is: 50,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,628.50 : 71,458.75 = 33,411.79 : x
  2. Step 2: Convert to fraction form
    47,628.50/71,458.75 = 33,411.79/x
  3. Step 3: Cross multiply
    47,628.50x = 71,458.75 × 33,411.79
  4. Step 4: Simplify right side
    47,628.50x = 2,387,564,307.84
  5. Step 5: Solve for x
    x = 2,387,564,307.84/47,628.50
  6. Step 6: Final answer
    x = 50,128.90

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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.