Home / 30,465.73-42,042.41-17,036.83

Finding the Fourth Proportional to 30,465.73, 42,042.41 and 17,036.83

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Solution

The fourth proportional to 30,465.73, 42,042.41 and 17,036.83 is: 23,510.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,465.73 : 42,042.41 = 17,036.83 : x
  2. Step 2: Convert to fraction form
    30,465.73/42,042.41 = 17,036.83/x
  3. Step 3: Cross multiply
    30,465.73x = 42,042.41 × 17,036.83
  4. Step 4: Simplify right side
    30,465.73x = 716,269,391.96
  5. Step 5: Solve for x
    x = 716,269,391.96/30,465.73
  6. Step 6: Final answer
    x = 23,510.66

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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.