Home / 30,675.54-42,332.04-17,246.82

Finding the Fourth Proportional to 30,675.54, 42,332.04 and 17,246.82

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Solution

The fourth proportional to 30,675.54, 42,332.04 and 17,246.82 is: 23,800.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,675.54 : 42,332.04 = 17,246.82 : x
  2. Step 2: Convert to fraction form
    30,675.54/42,332.04 = 17,246.82/x
  3. Step 3: Cross multiply
    30,675.54x = 42,332.04 × 17,246.82
  4. Step 4: Simplify right side
    30,675.54x = 730,093,074.11
  5. Step 5: Solve for x
    x = 730,093,074.11/30,675.54
  6. Step 6: Final answer
    x = 23,800.50

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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.