Home / 30,035.31-44,987.34-15,218.79

Finding the Fourth Proportional to 30,035.31, 44,987.34 and 15,218.79

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Solution

The fourth proportional to 30,035.31, 44,987.34 and 15,218.79 is: 22,794.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,035.31 : 44,987.34 = 15,218.79 : x
  2. Step 2: Convert to fraction form
    30,035.31/44,987.34 = 15,218.79/x
  3. Step 3: Cross multiply
    30,035.31x = 44,987.34 × 15,218.79
  4. Step 4: Simplify right side
    30,035.31x = 684,652,880.12
  5. Step 5: Solve for x
    x = 684,652,880.12/30,035.31
  6. Step 6: Final answer
    x = 22,794.93

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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.