Home / 30,890.50-46,336.16-10,114

Finding the Fourth Proportional to 30,890.50, 46,336.16 and 10,114

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Solution

The fourth proportional to 30,890.50, 46,336.16 and 10,114 is: 15,171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,890.50 : 46,336.16 = 10,114 : x
  2. Step 2: Convert to fraction form
    30,890.50/46,336.16 = 10,114/x
  3. Step 3: Cross multiply
    30,890.50x = 46,336.16 × 10,114
  4. Step 4: Simplify right side
    30,890.50x = 468,643,871.67
  5. Step 5: Solve for x
    x = 468,643,871.67/30,890.50
  6. Step 6: Final answer
    x = 15,171.13

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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.