Home / 31,273.16-46,909.89-7,899.62

Finding the Fourth Proportional to 31,273.16, 46,909.89 and 7,899.62

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Solution

The fourth proportional to 31,273.16, 46,909.89 and 7,899.62 is: 11,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,273.16 : 46,909.89 = 7,899.62 : x
  2. Step 2: Convert to fraction form
    31,273.16/46,909.89 = 7,899.62/x
  3. Step 3: Cross multiply
    31,273.16x = 46,909.89 × 7,899.62
  4. Step 4: Simplify right side
    31,273.16x = 370,570,070.69
  5. Step 5: Solve for x
    x = 370,570,070.69/31,273.16
  6. Step 6: Final answer
    x = 11,849.46

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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.