Home / 35,531.28-53,346.06-18,013.32

Finding the Fourth Proportional to 35,531.28, 53,346.06 and 18,013.32

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Solution

The fourth proportional to 35,531.28, 53,346.06 and 18,013.32 is: 27,044.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,531.28 : 53,346.06 = 18,013.32 : x
  2. Step 2: Convert to fraction form
    35,531.28/53,346.06 = 18,013.32/x
  3. Step 3: Cross multiply
    35,531.28x = 53,346.06 × 18,013.32
  4. Step 4: Simplify right side
    35,531.28x = 960,939,649.52
  5. Step 5: Solve for x
    x = 960,939,649.52/35,531.28
  6. Step 6: Final answer
    x = 27,044.89

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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.