Home / 31,347.05-46,990.33-10,559.21

Finding the Fourth Proportional to 31,347.05, 46,990.33 and 10,559.21

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Solution

The fourth proportional to 31,347.05, 46,990.33 and 10,559.21 is: 15,828.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,347.05 : 46,990.33 = 10,559.21 : x
  2. Step 2: Convert to fraction form
    31,347.05/46,990.33 = 10,559.21/x
  3. Step 3: Cross multiply
    31,347.05x = 46,990.33 × 10,559.21
  4. Step 4: Simplify right side
    31,347.05x = 496,180,501.09
  5. Step 5: Solve for x
    x = 496,180,501.09/31,347.05
  6. Step 6: Final answer
    x = 15,828.62

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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.