Home / 40,845.42-56,388.15-27,486.90

Finding the Fourth Proportional to 40,845.42, 56,388.15 and 27,486.90

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Solution

The fourth proportional to 40,845.42, 56,388.15 and 27,486.90 is: 37,946.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,845.42 : 56,388.15 = 27,486.90 : x
  2. Step 2: Convert to fraction form
    40,845.42/56,388.15 = 27,486.90/x
  3. Step 3: Cross multiply
    40,845.42x = 56,388.15 × 27,486.90
  4. Step 4: Simplify right side
    40,845.42x = 1,549,935,440.24
  5. Step 5: Solve for x
    x = 1,549,935,440.24/40,845.42
  6. Step 6: Final answer
    x = 37,946.37

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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.