Home / 40,416.48-55,776.45-22,511.49

Finding the Fourth Proportional to 40,416.48, 55,776.45 and 22,511.49

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Solution

The fourth proportional to 40,416.48, 55,776.45 and 22,511.49 is: 31,066.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,416.48 : 55,776.45 = 22,511.49 : x
  2. Step 2: Convert to fraction form
    40,416.48/55,776.45 = 22,511.49/x
  3. Step 3: Cross multiply
    40,416.48x = 55,776.45 × 22,511.49
  4. Step 4: Simplify right side
    40,416.48x = 1,255,610,996.41
  5. Step 5: Solve for x
    x = 1,255,610,996.41/40,416.48
  6. Step 6: Final answer
    x = 31,066.81

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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.