Home / 34,292.46-47,218.40-30,019.61

Finding the Fourth Proportional to 34,292.46, 47,218.40 and 30,019.61

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Solution

The fourth proportional to 34,292.46, 47,218.40 and 30,019.61 is: 41,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,292.46 : 47,218.40 = 30,019.61 : x
  2. Step 2: Convert to fraction form
    34,292.46/47,218.40 = 30,019.61/x
  3. Step 3: Cross multiply
    34,292.46x = 47,218.40 × 30,019.61
  4. Step 4: Simplify right side
    34,292.46x = 1,417,477,566.63
  5. Step 5: Solve for x
    x = 1,417,477,566.63/34,292.46
  6. Step 6: Final answer
    x = 41,334.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.