Home / 30,781.04-46,180.24-10,010.48

Finding the Fourth Proportional to 30,781.04, 46,180.24 and 10,010.48

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Solution

The fourth proportional to 30,781.04, 46,180.24 and 10,010.48 is: 15,018.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,781.04 : 46,180.24 = 10,010.48 : x
  2. Step 2: Convert to fraction form
    30,781.04/46,180.24 = 10,010.48/x
  3. Step 3: Cross multiply
    30,781.04x = 46,180.24 × 10,010.48
  4. Step 4: Simplify right side
    30,781.04x = 462,286,368.92
  5. Step 5: Solve for x
    x = 462,286,368.92/30,781.04
  6. Step 6: Final answer
    x = 15,018.54

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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.