Home / 36,649.72-54,881.54-30,710.99

Finding the Fourth Proportional to 36,649.72, 54,881.54 and 30,710.99

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Solution

The fourth proportional to 36,649.72, 54,881.54 and 30,710.99 is: 45,988.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,649.72 : 54,881.54 = 30,710.99 : x
  2. Step 2: Convert to fraction form
    36,649.72/54,881.54 = 30,710.99/x
  3. Step 3: Cross multiply
    36,649.72x = 54,881.54 × 30,710.99
  4. Step 4: Simplify right side
    36,649.72x = 1,685,466,426.12
  5. Step 5: Solve for x
    x = 1,685,466,426.12/36,649.72
  6. Step 6: Final answer
    x = 45,988.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.