Home / 30,886.89-46,330.28-10,911.14

Finding the Fourth Proportional to 30,886.89, 46,330.28 and 10,911.14

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Solution

The fourth proportional to 30,886.89, 46,330.28 and 10,911.14 is: 16,366.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,886.89 : 46,330.28 = 10,911.14 : x
  2. Step 2: Convert to fraction form
    30,886.89/46,330.28 = 10,911.14/x
  3. Step 3: Cross multiply
    30,886.89x = 46,330.28 × 10,911.14
  4. Step 4: Simplify right side
    30,886.89x = 505,516,099.77
  5. Step 5: Solve for x
    x = 505,516,099.77/30,886.89
  6. Step 6: Final answer
    x = 16,366.69

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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.