Home / 30,882.73-46,321.02-8,695.60

Finding the Fourth Proportional to 30,882.73, 46,321.02 and 8,695.60

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Solution

The fourth proportional to 30,882.73, 46,321.02 and 8,695.60 is: 13,042.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,882.73 : 46,321.02 = 8,695.60 : x
  2. Step 2: Convert to fraction form
    30,882.73/46,321.02 = 8,695.60/x
  3. Step 3: Cross multiply
    30,882.73x = 46,321.02 × 8,695.60
  4. Step 4: Simplify right side
    30,882.73x = 402,789,061.51
  5. Step 5: Solve for x
    x = 402,789,061.51/30,882.73
  6. Step 6: Final answer
    x = 13,042.53

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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.