Home / 35,274.48-48,678.66-19,359.20

Finding the Fourth Proportional to 35,274.48, 48,678.66 and 19,359.20

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Solution

The fourth proportional to 35,274.48, 48,678.66 and 19,359.20 is: 26,715.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,274.48 : 48,678.66 = 19,359.20 : x
  2. Step 2: Convert to fraction form
    35,274.48/48,678.66 = 19,359.20/x
  3. Step 3: Cross multiply
    35,274.48x = 48,678.66 × 19,359.20
  4. Step 4: Simplify right side
    35,274.48x = 942,379,914.67
  5. Step 5: Solve for x
    x = 942,379,914.67/35,274.48
  6. Step 6: Final answer
    x = 26,715.63

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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.