Home / 35,539.54-53,037.31-31,748.75

Finding the Fourth Proportional to 35,539.54, 53,037.31 and 31,748.75

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Solution

The fourth proportional to 35,539.54, 53,037.31 and 31,748.75 is: 47,380.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,539.54 : 53,037.31 = 31,748.75 : x
  2. Step 2: Convert to fraction form
    35,539.54/53,037.31 = 31,748.75/x
  3. Step 3: Cross multiply
    35,539.54x = 53,037.31 × 31,748.75
  4. Step 4: Simplify right side
    35,539.54x = 1,683,868,295.86
  5. Step 5: Solve for x
    x = 1,683,868,295.86/35,539.54
  6. Step 6: Final answer
    x = 47,380.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.