Home / 30,702.03-42,368.34-17,273.26

Finding the Fourth Proportional to 30,702.03, 42,368.34 and 17,273.26

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Solution

The fourth proportional to 30,702.03, 42,368.34 and 17,273.26 is: 23,836.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,702.03 : 42,368.34 = 17,273.26 : x
  2. Step 2: Convert to fraction form
    30,702.03/42,368.34 = 17,273.26/x
  3. Step 3: Cross multiply
    30,702.03x = 42,368.34 × 17,273.26
  4. Step 4: Simplify right side
    30,702.03x = 731,839,352.59
  5. Step 5: Solve for x
    x = 731,839,352.59/30,702.03
  6. Step 6: Final answer
    x = 23,836.84

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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.