Home / 34,367.04-47,424.27-20,217.15

Finding the Fourth Proportional to 34,367.04, 47,424.27 and 20,217.15

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Solution

The fourth proportional to 34,367.04, 47,424.27 and 20,217.15 is: 27,898.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,367.04 : 47,424.27 = 20,217.15 : x
  2. Step 2: Convert to fraction form
    34,367.04/47,424.27 = 20,217.15/x
  3. Step 3: Cross multiply
    34,367.04x = 47,424.27 × 20,217.15
  4. Step 4: Simplify right side
    34,367.04x = 958,783,580.23
  5. Step 5: Solve for x
    x = 958,783,580.23/34,367.04
  6. Step 6: Final answer
    x = 27,898.35

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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.