Home / 34,348.40-47,379.12-26,782.56

Finding the Fourth Proportional to 34,348.40, 47,379.12 and 26,782.56

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Solution

The fourth proportional to 34,348.40, 47,379.12 and 26,782.56 is: 36,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,348.40 : 47,379.12 = 26,782.56 : x
  2. Step 2: Convert to fraction form
    34,348.40/47,379.12 = 26,782.56/x
  3. Step 3: Cross multiply
    34,348.40x = 47,379.12 × 26,782.56
  4. Step 4: Simplify right side
    34,348.40x = 1,268,934,124.15
  5. Step 5: Solve for x
    x = 1,268,934,124.15/34,348.40
  6. Step 6: Final answer
    x = 36,943.03

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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.