Home / 31,010.66-46,462.50-16,980.79

Finding the Fourth Proportional to 31,010.66, 46,462.50 and 16,980.79

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Solution

The fourth proportional to 31,010.66, 46,462.50 and 16,980.79 is: 25,441.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,010.66 : 46,462.50 = 16,980.79 : x
  2. Step 2: Convert to fraction form
    31,010.66/46,462.50 = 16,980.79/x
  3. Step 3: Cross multiply
    31,010.66x = 46,462.50 × 16,980.79
  4. Step 4: Simplify right side
    31,010.66x = 788,969,955.38
  5. Step 5: Solve for x
    x = 788,969,955.38/31,010.66
  6. Step 6: Final answer
    x = 25,441.89

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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.