Home / 40,860.78-56,350.44-26,505.60

Finding the Fourth Proportional to 40,860.78, 56,350.44 and 26,505.60

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Solution

The fourth proportional to 40,860.78, 56,350.44 and 26,505.60 is: 36,553.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,860.78 : 56,350.44 = 26,505.60 : x
  2. Step 2: Convert to fraction form
    40,860.78/56,350.44 = 26,505.60/x
  3. Step 3: Cross multiply
    40,860.78x = 56,350.44 × 26,505.60
  4. Step 4: Simplify right side
    40,860.78x = 1,493,602,222.46
  5. Step 5: Solve for x
    x = 1,493,602,222.46/40,860.78
  6. Step 6: Final answer
    x = 36,553.44

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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.