Home / 40,398.48-55,748.93-22,493.12

Finding the Fourth Proportional to 40,398.48, 55,748.93 and 22,493.12

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Solution

The fourth proportional to 40,398.48, 55,748.93 and 22,493.12 is: 31,039.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,398.48 : 55,748.93 = 22,493.12 : x
  2. Step 2: Convert to fraction form
    40,398.48/55,748.93 = 22,493.12/x
  3. Step 3: Cross multiply
    40,398.48x = 55,748.93 × 22,493.12
  4. Step 4: Simplify right side
    40,398.48x = 1,253,966,981.15
  5. Step 5: Solve for x
    x = 1,253,966,981.15/40,398.48
  6. Step 6: Final answer
    x = 31,039.95

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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.