Home / 39,454.24-59,181.58-13,158.91

Finding the Fourth Proportional to 39,454.24, 59,181.58 and 13,158.91

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Solution

The fourth proportional to 39,454.24, 59,181.58 and 13,158.91 is: 19,738.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,454.24 : 59,181.58 = 13,158.91 : x
  2. Step 2: Convert to fraction form
    39,454.24/59,181.58 = 13,158.91/x
  3. Step 3: Cross multiply
    39,454.24x = 59,181.58 × 13,158.91
  4. Step 4: Simplify right side
    39,454.24x = 778,764,821.87
  5. Step 5: Solve for x
    x = 778,764,821.87/39,454.24
  6. Step 6: Final answer
    x = 19,738.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.