Home / 43,159.02-64,738.73-15,078.95

Finding the Fourth Proportional to 43,159.02, 64,738.73 and 15,078.95

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Solution

The fourth proportional to 43,159.02, 64,738.73 and 15,078.95 is: 22,618.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,159.02 : 64,738.73 = 15,078.95 : x
  2. Step 2: Convert to fraction form
    43,159.02/64,738.73 = 15,078.95/x
  3. Step 3: Cross multiply
    43,159.02x = 64,738.73 × 15,078.95
  4. Step 4: Simplify right side
    43,159.02x = 976,192,072.73
  5. Step 5: Solve for x
    x = 976,192,072.73/43,159.02
  6. Step 6: Final answer
    x = 22,618.49

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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.