Home / 28,642.73-42,906.56-14,602.19

Finding the Fourth Proportional to 28,642.73, 42,906.56 and 14,602.19

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Solution

The fourth proportional to 28,642.73, 42,906.56 and 14,602.19 is: 21,873.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,642.73 : 42,906.56 = 14,602.19 : x
  2. Step 2: Convert to fraction form
    28,642.73/42,906.56 = 14,602.19/x
  3. Step 3: Cross multiply
    28,642.73x = 42,906.56 × 14,602.19
  4. Step 4: Simplify right side
    28,642.73x = 626,529,453.82
  5. Step 5: Solve for x
    x = 626,529,453.82/28,642.73
  6. Step 6: Final answer
    x = 21,873.95

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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.