Home / 40,754.76-56,196.36-28,797.54

Finding the Fourth Proportional to 40,754.76, 56,196.36 and 28,797.54

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Solution

The fourth proportional to 40,754.76, 56,196.36 and 28,797.54 is: 39,708.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,754.76 : 56,196.36 = 28,797.54 : x
  2. Step 2: Convert to fraction form
    40,754.76/56,196.36 = 28,797.54/x
  3. Step 3: Cross multiply
    40,754.76x = 56,196.36 × 28,797.54
  4. Step 4: Simplify right side
    40,754.76x = 1,618,316,924.95
  5. Step 5: Solve for x
    x = 1,618,316,924.95/40,754.76
  6. Step 6: Final answer
    x = 39,708.66

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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.