Home / 30,869.61-42,597.95-17,441.43

Finding the Fourth Proportional to 30,869.61, 42,597.95 and 17,441.43

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Solution

The fourth proportional to 30,869.61, 42,597.95 and 17,441.43 is: 24,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,869.61 : 42,597.95 = 17,441.43 : x
  2. Step 2: Convert to fraction form
    30,869.61/42,597.95 = 17,441.43/x
  3. Step 3: Cross multiply
    30,869.61x = 42,597.95 × 17,441.43
  4. Step 4: Simplify right side
    30,869.61x = 742,969,163.07
  5. Step 5: Solve for x
    x = 742,969,163.07/30,869.61
  6. Step 6: Final answer
    x = 24,067.98

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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.