Home / 30,934.86-46,407.42-10,153.50

Finding the Fourth Proportional to 30,934.86, 46,407.42 and 10,153.50

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Solution

The fourth proportional to 30,934.86, 46,407.42 and 10,153.50 is: 15,231.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,934.86 : 46,407.42 = 10,153.50 : x
  2. Step 2: Convert to fraction form
    30,934.86/46,407.42 = 10,153.50/x
  3. Step 3: Cross multiply
    30,934.86x = 46,407.42 × 10,153.50
  4. Step 4: Simplify right side
    30,934.86x = 471,197,738.97
  5. Step 5: Solve for x
    x = 471,197,738.97/30,934.86
  6. Step 6: Final answer
    x = 15,231.93

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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.