Home / 34,217.81-47,219.61-19,110.02

Finding the Fourth Proportional to 34,217.81, 47,219.61 and 19,110.02

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Solution

The fourth proportional to 34,217.81, 47,219.61 and 19,110.02 is: 26,371.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,217.81 : 47,219.61 = 19,110.02 : x
  2. Step 2: Convert to fraction form
    34,217.81/47,219.61 = 19,110.02/x
  3. Step 3: Cross multiply
    34,217.81x = 47,219.61 × 19,110.02
  4. Step 4: Simplify right side
    34,217.81x = 902,367,871.73
  5. Step 5: Solve for x
    x = 902,367,871.73/34,217.81
  6. Step 6: Final answer
    x = 26,371.30

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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.