Home / 30,410.34-41,966.55-17,491.56

Finding the Fourth Proportional to 30,410.34, 41,966.55 and 17,491.56

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Solution

The fourth proportional to 30,410.34, 41,966.55 and 17,491.56 is: 24,138.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,410.34 : 41,966.55 = 17,491.56 : x
  2. Step 2: Convert to fraction form
    30,410.34/41,966.55 = 17,491.56/x
  3. Step 3: Cross multiply
    30,410.34x = 41,966.55 × 17,491.56
  4. Step 4: Simplify right side
    30,410.34x = 734,060,427.32
  5. Step 5: Solve for x
    x = 734,060,427.32/30,410.34
  6. Step 6: Final answer
    x = 24,138.51

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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.