Home / 31,050.50-46,580.61-10,278.86

Finding the Fourth Proportional to 31,050.50, 46,580.61 and 10,278.86

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Solution

The fourth proportional to 31,050.50, 46,580.61 and 10,278.86 is: 15,419.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,050.50 : 46,580.61 = 10,278.86 : x
  2. Step 2: Convert to fraction form
    31,050.50/46,580.61 = 10,278.86/x
  3. Step 3: Cross multiply
    31,050.50x = 46,580.61 × 10,278.86
  4. Step 4: Simplify right side
    31,050.50x = 478,795,568.90
  5. Step 5: Solve for x
    x = 478,795,568.90/31,050.50
  6. Step 6: Final answer
    x = 15,419.90

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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.