Home / 34,138.20-47,111.58-19,033.32

Finding the Fourth Proportional to 34,138.20, 47,111.58 and 19,033.32

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Solution

The fourth proportional to 34,138.20, 47,111.58 and 19,033.32 is: 26,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,138.20 : 47,111.58 = 19,033.32 : x
  2. Step 2: Convert to fraction form
    34,138.20/47,111.58 = 19,033.32/x
  3. Step 3: Cross multiply
    34,138.20x = 47,111.58 × 19,033.32
  4. Step 4: Simplify right side
    34,138.20x = 896,689,777.85
  5. Step 5: Solve for x
    x = 896,689,777.85/34,138.20
  6. Step 6: Final answer
    x = 26,266.46

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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.