Home / 51,725.54-77,622.34-28,368.38

Finding the Fourth Proportional to 51,725.54, 77,622.34 and 28,368.38

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Solution

The fourth proportional to 51,725.54, 77,622.34 and 28,368.38 is: 42,571.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,725.54 : 77,622.34 = 28,368.38 : x
  2. Step 2: Convert to fraction form
    51,725.54/77,622.34 = 28,368.38/x
  3. Step 3: Cross multiply
    51,725.54x = 77,622.34 × 28,368.38
  4. Step 4: Simplify right side
    51,725.54x = 2,202,019,895.77
  5. Step 5: Solve for x
    x = 2,202,019,895.77/51,725.54
  6. Step 6: Final answer
    x = 42,571.23

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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.