Home / 30,958.47-46,437.66-15,190.20

Finding the Fourth Proportional to 30,958.47, 46,437.66 and 15,190.20

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Solution

The fourth proportional to 30,958.47, 46,437.66 and 15,190.20 is: 22,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,958.47 : 46,437.66 = 15,190.20 : x
  2. Step 2: Convert to fraction form
    30,958.47/46,437.66 = 15,190.20/x
  3. Step 3: Cross multiply
    30,958.47x = 46,437.66 × 15,190.20
  4. Step 4: Simplify right side
    30,958.47x = 705,397,342.93
  5. Step 5: Solve for x
    x = 705,397,342.93/30,958.47
  6. Step 6: Final answer
    x = 22,785.28

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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.