Home / 50,688.70-69,947.58-28,026.33

Finding the Fourth Proportional to 50,688.70, 69,947.58 and 28,026.33

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Solution

The fourth proportional to 50,688.70, 69,947.58 and 28,026.33 is: 38,674.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,688.70 : 69,947.58 = 28,026.33 : x
  2. Step 2: Convert to fraction form
    50,688.70/69,947.58 = 28,026.33/x
  3. Step 3: Cross multiply
    50,688.70x = 69,947.58 × 28,026.33
  4. Step 4: Simplify right side
    50,688.70x = 1,960,373,959.78
  5. Step 5: Solve for x
    x = 1,960,373,959.78/50,688.70
  6. Step 6: Final answer
    x = 38,674.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.