Home / 34,367.24-47,426.70-20,938.49

Finding the Fourth Proportional to 34,367.24, 47,426.70 and 20,938.49

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Solution

The fourth proportional to 34,367.24, 47,426.70 and 20,938.49 is: 28,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,367.24 : 47,426.70 = 20,938.49 : x
  2. Step 2: Convert to fraction form
    34,367.24/47,426.70 = 20,938.49/x
  3. Step 3: Cross multiply
    34,367.24x = 47,426.70 × 20,938.49
  4. Step 4: Simplify right side
    34,367.24x = 993,043,246.55
  5. Step 5: Solve for x
    x = 993,043,246.55/34,367.24
  6. Step 6: Final answer
    x = 28,895.06

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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.