Home / 30,003.12-44,955.36-10,270.92

Finding the Fourth Proportional to 30,003.12, 44,955.36 and 10,270.92

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Solution

The fourth proportional to 30,003.12, 44,955.36 and 10,270.92 is: 15,389.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,003.12 : 44,955.36 = 10,270.92 : x
  2. Step 2: Convert to fraction form
    30,003.12/44,955.36 = 10,270.92/x
  3. Step 3: Cross multiply
    30,003.12x = 44,955.36 × 10,270.92
  4. Step 4: Simplify right side
    30,003.12x = 461,732,906.13
  5. Step 5: Solve for x
    x = 461,732,906.13/30,003.12
  6. Step 6: Final answer
    x = 15,389.50

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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.