Home / 30,026.26-41,437.56-18,702.46

Finding the Fourth Proportional to 30,026.26, 41,437.56 and 18,702.46

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Solution

The fourth proportional to 30,026.26, 41,437.56 and 18,702.46 is: 25,810.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,026.26 : 41,437.56 = 18,702.46 : x
  2. Step 2: Convert to fraction form
    30,026.26/41,437.56 = 18,702.46/x
  3. Step 3: Cross multiply
    30,026.26x = 41,437.56 × 18,702.46
  4. Step 4: Simplify right side
    30,026.26x = 774,984,308.40
  5. Step 5: Solve for x
    x = 774,984,308.40/30,026.26
  6. Step 6: Final answer
    x = 25,810.22

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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.