Home / 31,306.79-46,960.38-7,933.23

Finding the Fourth Proportional to 31,306.79, 46,960.38 and 7,933.23

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Solution

The fourth proportional to 31,306.79, 46,960.38 and 7,933.23 is: 11,899.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306.79 : 46,960.38 = 7,933.23 : x
  2. Step 2: Convert to fraction form
    31,306.79/46,960.38 = 7,933.23/x
  3. Step 3: Cross multiply
    31,306.79x = 46,960.38 × 7,933.23
  4. Step 4: Simplify right side
    31,306.79x = 372,547,495.43
  5. Step 5: Solve for x
    x = 372,547,495.43/31,306.79
  6. Step 6: Final answer
    x = 11,899.90

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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.