Home / 30,584.28-42,205.92-17,158.92

Finding the Fourth Proportional to 30,584.28, 42,205.92 and 17,158.92

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Solution

The fourth proportional to 30,584.28, 42,205.92 and 17,158.92 is: 23,679.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,584.28 : 42,205.92 = 17,158.92 : x
  2. Step 2: Convert to fraction form
    30,584.28/42,205.92 = 17,158.92/x
  3. Step 3: Cross multiply
    30,584.28x = 42,205.92 × 17,158.92
  4. Step 4: Simplify right side
    30,584.28x = 724,208,004.81
  5. Step 5: Solve for x
    x = 724,208,004.81/30,584.28
  6. Step 6: Final answer
    x = 23,679.09

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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.