Home / 30,059.21-45,045.68-16,883.87

Finding the Fourth Proportional to 30,059.21, 45,045.68 and 16,883.87

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Solution

The fourth proportional to 30,059.21, 45,045.68 and 16,883.87 is: 25,301.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,059.21 : 45,045.68 = 16,883.87 : x
  2. Step 2: Convert to fraction form
    30,059.21/45,045.68 = 16,883.87/x
  3. Step 3: Cross multiply
    30,059.21x = 45,045.68 × 16,883.87
  4. Step 4: Simplify right side
    30,059.21x = 760,545,095.53
  5. Step 5: Solve for x
    x = 760,545,095.53/30,059.21
  6. Step 6: Final answer
    x = 25,301.57

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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.