Home / 30,898.01-46,355.72-8,711.58

Finding the Fourth Proportional to 30,898.01, 46,355.72 and 8,711.58

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Solution

The fourth proportional to 30,898.01, 46,355.72 and 8,711.58 is: 13,069.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,898.01 : 46,355.72 = 8,711.58 : x
  2. Step 2: Convert to fraction form
    30,898.01/46,355.72 = 8,711.58/x
  3. Step 3: Cross multiply
    30,898.01x = 46,355.72 × 8,711.58
  4. Step 4: Simplify right side
    30,898.01x = 403,831,519.68
  5. Step 5: Solve for x
    x = 403,831,519.68/30,898.01
  6. Step 6: Final answer
    x = 13,069.83

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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.