Home / 52,728.73-72,767.10-30,071.41

Finding the Fourth Proportional to 52,728.73, 72,767.10 and 30,071.41

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Solution

The fourth proportional to 52,728.73, 72,767.10 and 30,071.41 is: 41,499.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,728.73 : 72,767.10 = 30,071.41 : x
  2. Step 2: Convert to fraction form
    52,728.73/72,767.10 = 30,071.41/x
  3. Step 3: Cross multiply
    52,728.73x = 72,767.10 × 30,071.41
  4. Step 4: Simplify right side
    52,728.73x = 2,188,209,349.54
  5. Step 5: Solve for x
    x = 2,188,209,349.54/52,728.73
  6. Step 6: Final answer
    x = 41,499.37

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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.