Home / 30,804.33-42,510.59-17,372.95

Finding the Fourth Proportional to 30,804.33, 42,510.59 and 17,372.95

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Solution

The fourth proportional to 30,804.33, 42,510.59 and 17,372.95 is: 23,975.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804.33 : 42,510.59 = 17,372.95 : x
  2. Step 2: Convert to fraction form
    30,804.33/42,510.59 = 17,372.95/x
  3. Step 3: Cross multiply
    30,804.33x = 42,510.59 × 17,372.95
  4. Step 4: Simplify right side
    30,804.33x = 738,534,354.54
  5. Step 5: Solve for x
    x = 738,534,354.54/30,804.33
  6. Step 6: Final answer
    x = 23,975.02

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1.5x scale

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.