Home / 53,037.88-79,539.98-17,969.32

Finding the Fourth Proportional to 53,037.88, 79,539.98 and 17,969.32

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Solution

The fourth proportional to 53,037.88, 79,539.98 and 17,969.32 is: 26,948.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,037.88 : 79,539.98 = 17,969.32 : x
  2. Step 2: Convert to fraction form
    53,037.88/79,539.98 = 17,969.32/x
  3. Step 3: Cross multiply
    53,037.88x = 79,539.98 × 17,969.32
  4. Step 4: Simplify right side
    53,037.88x = 1,429,279,353.41
  5. Step 5: Solve for x
    x = 1,429,279,353.41/53,037.88
  6. Step 6: Final answer
    x = 26,948.27

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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.