Home / 28,237.06-42,355.74-9,517.26

Finding the Fourth Proportional to 28,237.06, 42,355.74 and 9,517.26

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Solution

The fourth proportional to 28,237.06, 42,355.74 and 9,517.26 is: 14,275.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,237.06 : 42,355.74 = 9,517.26 : x
  2. Step 2: Convert to fraction form
    28,237.06/42,355.74 = 9,517.26/x
  3. Step 3: Cross multiply
    28,237.06x = 42,355.74 × 9,517.26
  4. Step 4: Simplify right side
    28,237.06x = 403,110,625.32
  5. Step 5: Solve for x
    x = 403,110,625.32/28,237.06
  6. Step 6: Final answer
    x = 14,275.94

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1.5x scale

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.