Home / 52,415.75-72,335.36-30,059.75

Finding the Fourth Proportional to 52,415.75, 72,335.36 and 30,059.75

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Solution

The fourth proportional to 52,415.75, 72,335.36 and 30,059.75 is: 41,483.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,415.75 : 72,335.36 = 30,059.75 : x
  2. Step 2: Convert to fraction form
    52,415.75/72,335.36 = 30,059.75/x
  3. Step 3: Cross multiply
    52,415.75x = 72,335.36 × 30,059.75
  4. Step 4: Simplify right side
    52,415.75x = 2,174,382,687.46
  5. Step 5: Solve for x
    x = 2,174,382,687.46/52,415.75
  6. Step 6: Final answer
    x = 41,483.38

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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.